Mi Max Helium strange Sim-Card Behaviour - Xiaomi Mi Max Questions & Answers

I own a Mi Max Helium and from the first day I use it with open bootloader and Custom Roms.
After 4 Weeks of using the strange things began:
- I lost network sometimes, but most of the times it was back in seconds. (once or twice a day)
- then randomly the MiMax said there is no sim card installed. Ok reboot phone and everything was okay. (once or twice a day)
- then it happened every hour
- and then sometimes after some hours or some minutes - not replicatable
- as a last step rebooting the phone doesn´t help. I have to kick out the Sim, wait some seconds and put it in again
Ok I thought it was a fault with the custom roms.
Made a real big factory reset with mi flash tool and cleaned the whole phone like a new device after the delivery.
After the first reboot it wasn´t able to find any simcard (IMEI und EFS was okay), so I thought phone or SimCard has a defect.
Took a simcard from my girlfriend - everything was working fine. Took my simcard in the MiMax and curiously everything was working fine
Flashed Xenon HD Custom Rom and everything worked well the last 4 Weeks and now the whole Sh*t begins again in the same way like described above.
Wtf is that behaviour? Can anybody report similar things?
Using SIM-Slot 1 or SIM-Slot 2 makes no difference. Its not logical or reproducible for me

T-Mobile? There has been reports not only fo Mi Max but One Plus X and some other Chinese brands killing particular tipes of T-Mobile sim cards by constantly trying to write on them. Sounds exactly what you are describing.
Solution is call T-Mobile, they know the issue and should replace sim card with the right tipe.

nijel8 said:
T-Mobile?...
Click to expand...
Click to collapse
Interesting. No I´m using a german multiple provider called 1&1 and they use Vodafone D2 Network here.
They also use Telefonica (ePlus & O2), but the reason for that behaviour could be the same. I will call my provider and hope the know similar cases.
Thanks for the advice so far :good:

Well I share you problem I am.from Chile and this started to happen after updating to official ROM 8.2.3.0
I tried for months to find a fix but in the end I've noticed in my country all operators started using 4g band 28 (700mhz aggregation) band is not compatible with my Max prime (helium)
This doesn't explain why the card is lost until rebooting the Phone though.
A good thing is to set auto turn off in security app at 7:00am then enable auto turn on at 7:10 am this way your phone will work in the morning and not lose any important phone calls.
Check out this thread
Do you have any similar symptoms? Can you search for networks manually? I can't
https://forum.xda-developers.com/showthread.php?t=3604428
Sent from my MI MAX using Tapatalk

DJ_Tomato said:
Well I share you problem I am.from Chile and this started to happen after updating to official ROM 8.2.3.0
I tried for months to find a fix but in the end I've noticed in my country all operators started using 4g band 28 (700mhz aggregation) band is not compatible with my Max prime (helium)
This doesn't explain why the card is lost until rebooting the Phone though.
A good thing is to set auto turn off in security app at 7:00am then enable auto turn on at 7:10 am this way your phone will work in the morning and not lose any important phone calls.
Check out this thread
Do you have any similar symptoms? Can you search for networks manually? I can't
https://forum.xda-developers.com/showthread.php?t=3604428
Click to expand...
Click to collapse
Try cleaning the sim card with acetone.

nijel8 said:
T-Mobile? There has been reports not only fo Mi Max but One Plus X and some other Chinese brands killing particular tipes of T-Mobile sim cards by constantly trying to write on them. Sounds exactly what you are describing.
Solution is call T-Mobile, they know the issue and should replace sim card with the right tipe.
Click to expand...
Click to collapse
can you please explain smart cpu efficiency feature in new miui nougat update it will be very helpful I tied to create a port regarding this but can't

Even i had than issue on xenon and aosp extended rom could not able to find workaround so jumped to miui

Related

1.93 ROM cant find any network

I recently updated my ROM to 1.93 with Radio .05 and now my phone is not finding any service, it just has the ! mark on top. I went into connection settings and used both manual and auto settings and it cant find my t mobile network. I am using T mobile in the US and was wondering if any of you had any suggestions. Thanks for your help
Kutthoat5150 said:
I recently updated my ROM to 1.93 with Radio .05 and now my phone is not finding any service, it just has the ! mark on top. I went into connection settings and used both manual and auto settings and it cant find my t mobile network. I am using T mobile in the US and was wondering if any of you had any suggestions. Thanks for your help
Click to expand...
Click to collapse
hi,
did u find other providers or is the list completely empty ?
try the following 3 points of success
1)just try whether you can make a emergency call
2)hold your diamond to a speaker in your near and listen whether there is a strange noise(turn on the speaker loud)
3) if you had another pda try the sim in the device
post the results....
TomDaDj said:
try the following 3 points of success
1)just try whether you can make a emergency call
2)hold your diamond to a speaker in your near and listen whether there is a strange noise(turn on the speaker loud)
3) if you had another pda try the sim in the device
post the results....
Click to expand...
Click to collapse
thanks for the reply bro
in my area, t mobile and AT&T show up as networks but my phone will just not connect to them, its just says "searching" and stays that way
1) is 911 the only emergency call you can make cuz i really dont wanna get in trouble with the law you know haha
2) i do hear a strange noise when i turn the volume up
3) i put my sim in my old n95 and it works just fine
its like my diamond is not even detecting my SIM card, i put my friends AT&T SIM in it and it doesnt detect that either
Kutthoat5150 said:
thanks for the reply bro
in my area, t mobile and AT&T show up as networks but my phone will just not connect to them, its just says "searching" and stays that way
1) is 911 the only emergency call you can make cuz i really dont wanna get in trouble with the law you know haha
2) i do hear a strange noise when i turn the volume up
3) i put my sim in my old n95 and it works just fine
its like my diamond is not even detecting my SIM card, i put my friends AT&T SIM in it and it doesnt detect that either
Click to expand...
Click to collapse
just read this http://forum.xda-developers.com/showthread.php?t=434950
i've also got such a strange problem but now all works fine...
and btw at this crazy time i put my sim in a old nokia 3310 and he found
a network immediately then i put it back in 3 different pda's (all of them are working up to 100 percent) and all 3 devices found NO network...
at this time iam also going really crazy and desperate
i dont know the reason for my success, i just let the simcard over the night in a other pda and on the next morning magicaly all works fine...
can u choose between gsm and wcdma?
just do this
select the automatic provider pickup and the wait over 10 minutes...
when he found a network after a long waiting time try connect to gprs.
if gsm will work and you can call someone and gprs will not works simultaniously u know you have the same fun like me
TomDaDj said:
just read this http://forum.xda-developers.com/showthread.php?t=434950
i've also got such a strange problem but now all works fine...
and btw at this crazy time i put my sim in a old nokia 3310 and he found
a network immediately then i put it back in 3 different pda's (all of them are working up to 100 percent) and all 3 devices found NO network...
at this time iam also going really crazy and desperate
i dont know the reason for my success, i just let the simcard over the night in a other pda and on the next morning magicaly all works fine...
can u choose between gsm and wcdma?
Click to expand...
Click to collapse
Okay ill take a look at that, and yes I can choose between Auto, GSM, and WCDMA. I usually leave it on auto, but even when I switch to GSM it does not pick anything up.
TomDaDj said:
just do this
select the automatic provider pickup and the wait over 10 minutes...
when he found a network after a long waiting time try connect to gprs.
if gsm will work and you can call someone and gprs will not works simultaniously u know you have the same fun like me
Click to expand...
Click to collapse
holy potatoes i dont know what i just did but it worked!!! i put the SIM in my old N95 and it found the t mobile network. i sent some messages, made some phones calls, then put the SIM back in my diamond and it found the network!! wow thanks a bunch for your help bro, i cant thank you enough
okay scratch that it worked for a little bit, until I started installing some apps and had to restart my phone, now it cant find a network again when it booted back up. Is it the apps that im installing that might be causing this?
no man i dont think so...
i think that was a mistake by the sim or by tmobile self (i think if they have any problems, they didnt say anything to their costumers )
if you have the possibility to go a little bit away from your home, for example into downtown then do this and test if u get there a signal.
i live in vienna - austria. vienna has 23 districts - when i had this terrible problem - at least in 7 disctricts i became immediately a signal and in my own district i became to no time a gsm signal (or more accurately described - i became a gsm sigal after 5-10 minutes waiting time (every time i turn off and turn on the phone, always i had to wait about 5-10 minutes) then i could make calls but no internet connection was possible. but in the other 7 disctricts where ive been, all works fine
crazy or not crazy
TomDaDj said:
no man i dont think so...
i think that was a mistake by the sim or by tmobile self (i think if they have any problems, they didnt say anything to their costumers )
if you have the possibility to go a little bit away from your home, for example into downtown then do this and test if u get there a signal.
i live in vienna - austria. vienna has 23 districts - when i had this terrible problem - at least in 7 disctricts i became immediately a signal and in my own district i became to no time a gsm signal (or more accurately described - i became a gsm sigal after 5-10 minutes waiting time (every time i turn off and turn on the phone, always i had to wait about 5-10 minutes) then i could make calls but no internet connection was possible. but in the other 7 disctricts where ive been, all works fine
crazy or not crazy
Click to expand...
Click to collapse
thanks for the help man your awesome, i really appreciate it. but i think ive finally found the issue, when i restarted the phone it couldnt locate any network. but then i started to charge it and boom!! it found it again! so does the battery need to be near full for it to locate a signal? haha wow, craziest phone ive ever had!
Kutthoat5150 said:
thanks for the help man your awesome, i really appreciate it. but i think ive finally found the issue, when i restarted the phone it couldnt locate any network. but then i started to charge it and boom!! it found it again! so does the battery need to be near full for it to locate a signal? haha wow, craziest phone ive ever had!
Click to expand...
Click to collapse
thx - i do what i can
but i dont think that the problem is gone - you will see - it wont work long. i signal must be there - it should does make no matter whether the battery is - not load - half load or full loaded. it must always work! at 1% of battery it works on my device - it is impossible that that is the problem of you. go to the next tmobile store and let change your sim card - or make it like me - just wait 4 days - hope tmobile have fixed their problems - and be happy if it works.
otherwise it was a hardware issue and you have to send it back to tmobile for repair. but if you do this you must restore the stock software... otherwise you lose your guaranty!!
TomDaDj said:
thx - i do what i can
but i dont think that the problem is gone - you will see - it wont work long. i signal must be there - it should does make no matter whether the battery is - not load - half load or full loaded. it must always work! at 1% of battery it works on my device - it is impossible that that is the problem of you. go to the next tmobile store and let change your sim card - or make it like me - just wait 4 days - hope tmobile have fixed their problems - and be happy if it works.
otherwise it was a hardware issue and you have to send it back to tmobile for repair. but if you do this you must restore the stock software... otherwise you lose your guaranty!!
Click to expand...
Click to collapse
oh i forgot to say in the first post that my diamond is unlocked, im just using t mobile as my carrier on it but my phone is not locked to any network. so im not sure if its t mobiles fault but just my phone. My SIM card worked fine right away when i put it in my N95 8GB, but my diamond did not pick it up right away when i put it in. I had to plug in my charger first then a few seconds later it found a signal. Not sure why it did that, maybe just needed a little boost to grab that signal or something. Could it be the ROM or Radio I am using?
Kutthoat5150 said:
oh i forgot to say in the first post that my diamond is unlocked, im just using t mobile as my carrier on it but my phone is not locked to any network. so im not sure if its t mobiles fault but just my phone. My SIM card worked fine right away when i put it in my N95 8GB, but my diamond did not pick it up right away when i put it in. I had to plug in my charger first then a few seconds later it found a signal. Not sure why it did that, maybe just needed a little boost to grab that signal or something. Could it be the ROM or Radio I am using?
Click to expand...
Click to collapse
ok, then send it back to htc, or bring it to the store back where you bought it.
but do this only if you really see no more chance to fix it...
remember what i write, i try my sim in a nokia 3310 and it works, a few seconds later in diamond and 2 other pda's i got no network - back in nokia and it works i dont know how this could be possible!!!
i also try 5 different roms and all radios that exists too - and with all was the same - just nothing.
its your choice my friend - be patient and hope for better times or send it back to repair. but then also upload the original htc rom, radio and spl
i go now sleep - at vienna its 23 o'clock iam verrrrrrry tired from a hard working day...
but post further results, i read it tomorrow...
TomDaDj said:
ok, then send it back to htc, or bring it to the store back where you bought it.
but do this only if you really see no more chance to fix it...
remember what i write, i try my sim in a nokia 3310 and it works, a few seconds later in diamond and 2 other pda's i got no network - back in nokia and it works i dont know how this could be possible!!!
i also try 5 different roms and all radios that exists too - and with all was the same - just nothing.
its your choice my friend - be patient and hope for better times or send it back to repair. but then also upload the original htc rom, radio and spl
i go now sleep - at vienna its 23 o'clock iam verrrrrrry tired from a hard working day...
but post further results, i read it tomorrow...
Click to expand...
Click to collapse
thanks so much for your help bro, ya every time i unplug it from my charger it loses its signal, so i have to keep it charged just to talk on it or text. so i think i am going to have to send it back to htc for repair as i dont really know what is going on with it. thanks again man, really appreciate the help
same here
i have a very similar problem.
i can only make and receive calls on the wcdma network, but not on gsm.
in both, it says that i have reception, but when i try to make a call it just goes silent and after a while the call is ended.
if i dial *102# which is the number to access your mobile credit status, on wcdma it opens a little bubble coming from the network icon and says the correct values, on gsm it simply waits and says connection interrupted.
i have tried several roms and radios, and the problem persists...
you can view my current setup in my signature.
any ideas, what could be the problem? is it the hardware? does this have to do something with hungary?
the sim works just fine, since 1997 (i have no idea how can 3g work on this little baby, but it does) =D
any help appreciated! tx
sampi604 said:
i have a very similar problem.
i can only make and receive calls on the wcdma network, but not on gsm.
in both, it says that i have reception, but when i try to make a call it just goes silent and after a while the call is ended.
if i dial *102# which is the number to access your mobile credit status, on wcdma it opens a little bubble coming from the network icon and says the correct values, on gsm it simply waits and says connection interrupted.
i have tried several roms and radios, and the problem persists...
you can view my current setup in my signature.
any ideas, what could be the problem? is it the hardware? does this have to do something with hungary?
the sim works just fine, since 1997 (i have no idea how can 3g work on this little baby, but it does) =D
any help appreciated! tx
Click to expand...
Click to collapse
hi,
i was really wondering why this strange problem happens now on more and more users... thats really interessting....
did you try the sim in a other phone?
if it there also not work -> go to a store from your provider and told them that u have a old sim card which not works with your current phone.
normaly they should give you immediately a free new sim card.
and please tell me whether you have tmobile as your provider.
just for info because you write, that u can use 3g.... when i recieved my diamond i also had an old sim card which doesnt support UMTS or 3G but HSDPA was working, that cause because the sim is not responsible for this communication mode - only your phone!
the problem the guy has in this thread is almost exactly what i am experiencing right now
http://forum.xda-developers.com/showthread.php?t=409733&highlight=network+problem
except mine used to just keep restarting an wouldnt boot up so i just let it do that for about 10 min and it eventually loaded up. Is there a specific number I can dial that will reset my SIM card settings or something? My phone has been like this for a couple days now and it sucks not being able to call or text anybody.
I thought I solved this problem when I plugged in my charger to my phone, then it started finding the EDGE network but my signal was still being dropped when I made calls, only some text would go through and thats it. Please guys, somebody save me from this misery!
Kutthoat5150 said:
the problem the guy has in this thread is almost exactly what i am experiencing right now
http://forum.xda-developers.com/showthread.php?t=409733&highlight=network+problem
except mine used to just keep restarting an wouldnt boot up so i just let it do that for about 10 min and it eventually loaded up. Is there a specific number I can dial that will reset my SIM card settings or something? My phone has been like this for a couple days now and it sucks not being able to call or text anybody.
I thought I solved this problem when I plugged in my charger to my phone, then it started finding the EDGE network but my signal was still being dropped when I made calls, only some text would go through and thats it. Please guys, somebody save me from this misery!
Click to expand...
Click to collapse
to 100% the same what i've gotten and to 99% the same problem which you have.
BUT its very interessting, all guys what had this problem use t-mobile as the provider.... very strange.....
BTW because in the thread http://forum.xda-developers.com/showthread.php?t=409733&highlight=network+problem
the guy postet
Intradvocate said:
Okay, nope not fixed... Flashed it with 1.37, connected to the network for a few seconds, dialed somebody and no ring or anything, but when i called my phone i could hear my own voice. So I guess i have to send it in for repair. Damn.
Click to expand...
Click to collapse
at this bad time i also restore to stock rom 1.37 and he found in 1 second a signal BUT then it was also impossible to make an internet connection...
ya i was starting to think it was tmobiles problem until I put my friends AT&T SIM in and it was doing the same thing. It would just say "searching" and thats it, and well I just charged up my phone to almost full battery and it located a signal again. But it still drops calls almost immediately and I can only send text. Does the 1.93 ROM do anything to the Radio or antenna because it has been like this even when I flash back to earlier ROMS and radios. I am almost sure that flashing or changing radios will not solve the problem because I have done that countless times already.

GSM not working anymore, stuck in emergency mode

Hello all,
my Defy is stuck in emergency mode and can't find my carrier anymore (o2). Details:
- only emergency calls possible, no network found
- another mobile in my house gets outstanding connection (o2 aswell), when switching SIMs, it's still my Defy not getting a connection
- wiping the Defy has not changed anything, even with stock settings all I see is the red cross (put my settings back with clockwork recovery)
- an hour or two before this happened I was listening to music with my headphones, but between taking the headphones out and GSM failing I was sending texts
- When doing a search for other carriers I can see some (though not reliably), but not mine
- I bought my Defy via Amazon, so no SIMlock, obviously.
- WiFi, Bluetooth and GPS are all working fine, so they probably have different antennae
- I rooted my Defy, but this was over a month ago, and it was working fine. I also did not install apps or update some existing ones before this happened. I also did not reboot. It just happened. Put it in my pocket and next time I got it out there was the red cross.
In Phone Info -> Status it says under signal strength "-111 dBm 1APU". It all looks like the antenna is broken, but I didn't hit it, drop it, put it into water or hurt it in any way before this happened or the 3-4 days before. So I'm really lost here.
Anyone? Thanks in advance.
Hi. Have the defy for about a month now. Same issue since first day. Dont know whats wrong. Found out that after 4-5 reboots its ok and lasts till next reboot/switch off. So try turn it on/off 4-5 time or just download a quick reboot app and do the same to see what happens. If aneyone has any idea on how to fix this?
i get this all the time when i flash my defy thru any other rom......and thus roll back every time to stock (indian) rom.....
try flashing your phone with any compatible rom....new radios might get ure phone working
Same problem here. First time today, spontaneous, after a month of use my Defy, non rooted, never unlocked, standard noMOTOBLUR, just like as it was bought from store. Moto_Versiuo.2.34.1.MB525.Retail.en.SEA
None of these worked to restablish the radio connection: succesive reboot, manual/automatic network search and choose, succesive airplane on/off. I didn't check the signal parameters.
I thought that the SIM just burned, removed and try it on another phone and everything was OK. When put it back in Defy, the network connection was established.
The experience was very strange and my final verdict was that the SIM just moved a little from its initial position.
BUT now I realize the problem is more complex and I don't know what caused it !
I have also noticed that the sim card slot gives a little more space for the simcard to move (at least on my defy). Might be a prob with the sim card being old or something (mine is from 2005). For now i'll just try to keep my phone on (seems i finally found stable settings for setvsel, so no more unexpected reboots).
An answer from motorola's official support forum is just remove the simcard and clean it with some cloth...
This is definitely a sim slot/card problem. If bought from amazon they will oblige to change it without any money. I did the same but not for this problem.
If you think there is some problem with software, which is unlikely then flash an sbf and see if things are fine.
To begin with flash chinese froyo sbf. It is downgradable to any previous firmware you were using and very flexible.
Hope this can solve your problem. Get back on what the result is.
Same here...
My defy got network yesterday at 07pm til mid-night.
before, since 16 (11pm) til 19 (7pm) before it function again.
and now, its bloked.
i rooted my cell one month ago, then, probably thats not the fault of z4root.
Sorry about my badass english, i still in upgrade mode.
any idea about it guys ?
thnx
MrDonuts ( Brazil )
Problem solved replacing sim card with a new.

[Q] I9082 self off or self restart

Welcome. I have a little problem with SGD. Phone often turns itself off or restarts itself (at least 1-2 times per day). It happens even if is not used (I can hear the sound then restart). I have the original ROM XXAMCD region of TPH but I use the Polish language. Does anyone else have this problem?
PS. sorry for my english
zygzag said:
Welcome. I have a little problem with SGD. Phone often turns itself off or restarts itself (at least 1-2 times per day). It happens even if is not used (I can hear the sound then restart). I have the original ROM XXAMCD region of TPH but I use the Polish language. Does anyone else have this problem?
PS. sorry for my english
Click to expand...
Click to collapse
Install latest firmware and check if the exists or not. Last solution is service center..
Sent from Gt-I9082
Your firmware version is old. The problem will disappear after system update.
Which ROM I can flash to have polish language? May it be XXAME1 from BLG, EUR or SEB?
Some answers? Please
I did not wait for answers, I did it, flashed rom XXAME1 EUR and since last night there is no restart (for now)
May be it restarts because you phone gets heated up.
Sent from my GT-I9082 using xda premium
zygzag said:
Welcome. I have a little problem with SGD. Phone often turns itself off or restarts itself (at least 1-2 times per day). It happens even if is not used (I can hear the sound then restart). I have the original ROM XXAMCD region of TPH but I use the Polish language. Does anyone else have this problem?
PS. sorry for my english
Click to expand...
Click to collapse
if ur rooted then disable root and root again...nd check for radio or system app in superuser..and deny permissions..
maybe it will help..!!
evil22 said:
if ur rooted then disable root and root again...nd check for radio or system app in superuser..and deny permissions..
maybe it will help..!!
Click to expand...
Click to collapse
No, I have no root. Now I have the newest stock XEO ROM but this problem still repeat but occasionally. I observe one thing. My phone still works with 2 SIM card:
1. 3G internet only (Aero2.pl)
2. 2G talks, SMS, MMS (T-mobile.pl)
Always, when I hear starting sound and I get phone it was hot on the rear panel (see below)
Suriya357 said:
May be it restarts because you phone gets heated up.
Sent from my GT-I9082 using xda premium
Click to expand...
Click to collapse
and I don't know why. For few days phone works only with one SIM card in first slot (3G T-mobile, card 2 is off) and no offs or restarts. Maybe when phone works with two cards I must unmark in Settings->SIMcard menaging-> recieve calls by other simcard when data are used"?
PS.sorry for grammar
zygzag said:
No, I have no root. Now I have the newest stock XEO ROM but this problem still repeat but occasionally. I observe one thing. My phone still works with 2 SIM card:
1. 3G internet only (Aero2.pl)
2. 2G talks, SMS, MMS (T-mobile.pl)
Always, when I hear starting sound and I get phone it was hot on the rear panel (see below)
and I don't know why. For few days phone works only with one SIM card in first slot (3G T-mobile, card 2 is off) and no offs or restarts. Maybe when phone works with two cards I must unmark in Settings->SIMcard menaging-> recieve calls by other simcard when data are used"?
PS.sorry for grammar
Click to expand...
Click to collapse
There is absolutely no waya phone restarts becausee of usins sim 2
Try enabling 'do not keep activities' and 'limit background processes' to 'no background processes' in devoloper options.
also clear RAM often by holding the home button and click the 1st button and go to ram no click clear.
solution
Did you find a solution? I have the same problem. If you could write in prv in Polish...
Now I have ME1 ROM and restarts are sometimes, not so many as earlier, but happens. Indeed - it restarts when the phone is hot. Maybe it happens when the phone is synchronizing data? I am nor sure. But it is not burdensome just now. After some weeks (months?) I can tell that this phone is not top of my dreams (my last was SGS II), but I can't found at this moment nothing better then this one, which works with two SIM cards and WCDMA 900Mhz (AERO2 - 3G internet mobile operator works in that frequency for free in Poland). Few weeks earlier I have used ZTE V970 - it was good phone, but not so good like SGGD though some drawbacks.
Same Issue but I don't see how to implement the suggestions being an end-user
I have the same problem (random reboot) but cannot see developer options anymore (I saw it in the past but it seems Samsung locked it, i don't know).
I notice it happens more when I am driving and using Waze or playing music thru Bluetooth in the car speaker. Maybe it gets hot but I am not sure. But my concern is many of the suggestions I cannot implement bacause I am an end user that has not many tools or skills to play with the phone. I am sure I have the last firmware, but the phone keeps rebooting once or twice every couple of days...
It is annoying and makes me feel like I should have bought a proprietary solution like Apple...
Your:
Rom
Firmware
Android Version ?
??Thank Me Up If I Helped You ??
What I see here is:
Model: GT-I9082L
Version: 4.2.2
Base Band: I9082LUBUBND1
Kernel: 3.0.31 - 2659936 [email protected] #1 Tue Apr 29 02:05 KST 2014
Compilation Number: JDQ39.I9082LVJUBND1
I am not sure it answers your questions, but this is all I see in the "About" session.
Thanks!
This is the worst brand of smartphones ever... Samsung Galaxy grand should be shut down!!
[Help]
Hello everyone... this is my first time to post here and im also a new member in this forum and for
information about my self is
im just an ordinary man and dont have some knowledge about phones, softwares and etc. ..
im just hoping that there is someone who can help me regarding about my issue so this is what happens.
I have a phone samsung galaxy grand dous GT-i9082 i have this phone for about 3 years but my phone suddenly not working
properly. There is sometimes my phone works when there is simcard and when days pass it suddenly off and it will stock
in the logo Samsung galaxy Grand Duos GT-i9082. when i off my phone and i will remove my simcard it will work properly again
and then days pass it will do the same. at first it is just ok for me in that rotation of my phone but in this month it gets
worse..when i only put one simcard in sim 1 the same will happened on my phone it will on and in seconds it off directly and so on..
but when i put 2 simcards it will
work properly again and days pass my phone same as always..
i tried the method of factory data reset many times but my phone is still the same. last week im thinking that maybe my phone is outdated
for not upgrading it so i came up my mind to watch a tutorial on how to upgrade my phone jellybean to kitkat. i just flash a new ROM and follow
the steps in the tutorial but the files which is in the tutorial is not working everytime im doing the steps and other files
which website he gave is in error..so i download
another files related to my phone not just 1 but 3 files for my phone just to make sure which one is working.. and last night it work!
my phone got upgraded i got it to explore it for about 30 mins.. but so sad after that it off and it is still the same as always with sim
and without sim
... sorry for my bad english guys.. if there is someone
who can fix my issue im gladly to thanks a lot for your help have a good day everyone!
I too had this problem. It is probably your battery. Change it. Your battery is probably degraded. It cant support the power requirement of mobile hence the mobile shuts down.
Change your battery.
zygzag said:
Welcome. I have a little problem with SGD. Phone often turns itself off or restarts itself (at least 1-2 times per day). It happens even if is not used (I can hear the sound then restart). I have the original ROM XXAMCD region of TPH but I use the Polish language. Does anyone else have this problem?
PS. sorry for my English
Click to expand...
Click to collapse
Buy a new battery for your phone.

Invalid/missing Sim card

I have a T-mobile G3 (obviously) that I've had for about a year and recently it has been saying that the sim is either invalid or not installed. This is the same sim card I have been using for a while. Occasionally after several restarts and removals/re-inserts I can get it to work for a bit but then it will to back to invalid sim. Does anyone have any suggestions of what the problem might be or how to fix it? I get both the invalid sim and sim not installed messages.
Is a SIM card from a different carrier installed? Have you tried a new SIM, performed a factory reset, or possibly shimmed the card so it fits tighter in the slot?
Nope. T-mobile sim card and a T-mobile phone...all my previous phones I have rooted or at least unlocked or something. I have done absolutely nothing to modify this one from stock.
redduc900 said:
Is a SIM card from a different carrier installed? Have you tried a new SIM, performed a factory reset, or possibly shimmed the card so it fits tighter in the slot?
Click to expand...
Click to collapse
did you figured out the problem? It just started happening to me.. super annoying...
Nothing that I tried worked. Ended up deciding it was a hardware issue that wasn't worth trying to fix.... I was thinking of replacing the Sim tray but that's close to impossible on that phone. Ended up just trading it in for a G4
schneiderm3709 said:
Nothing that I tried worked. Ended up deciding it was a hardware issue that wasn't worth trying to fix.... I was thinking of replacing the Sim tray but that's close to impossible on that phone. Ended up just trading it in for a G4
Click to expand...
Click to collapse
Old topic but the same thing started happening to me this week. At first, it wouldn't happen till I would reboot the phone and it was pop up with the no SIM card symbol and subsequent reboots wouldn't clear it.
EDIT: Tmo D851 with same Tmo SIM card since purchase, on Tmo network this whole time.
Surprisingly, flashing an old backup img would fix the issue for a day or two and upon another reboot, it would be back.
Now this morning, phone was sluggish and locking up, rebooted it and the dreaded symbol was back and no matter which backup img I used, it wouldn't clear. I had thought it was one of the app permissions I had blocked (though none were system apps) and reset all permissions, cleared all caches, thinking it was a software issue. Still wouldn't clear.
I even went so far as to do a complete factory restore via the LG flash tool, right back to out-of-the-box-new, and STILL the no SIM card error was there. Tried rooting and flashing another backup, still there. Add in numerous rinse and repeats of various steps and still there.
Went to T-Mobile and they swapped for a new SIM card and it was still popping up. They did the normal, factory restore from the settings menu, still there.
I was starting to think Tmo was blocking my account due to my data usage (paranoid, I know...) and asked if my account was being blocked or my number and was told nothing listed or said.
Of course, the 1-yr warranty on this phone just ended in September and I'm high and dry with getting this fixed.
Also of note, none of the pins are broken, misshaped, flat or other. I even tried placing a business card piece on top of the SIM card to try and see if it wasn't making contact, still no joy.
The SIM card does work in one of my old Tmo phones, so it's not the account.
Just sucks that this phone is now crippled from such a silly mechanism as such, first time with an error/problem like this with SIM card phones. And I kept this phone in pristine condition, no drops, water, glass protector, etc. And it has never been dropped or other, just started up as such... My wife has the same exact phone and no problems with her's. Yet.
schneiderm3709, did you trade it in at a Tmo store? They took it with the SIM card error or you didn't mention it? Did they take it with the SIM card error at a reduced value? If either, what did you get for it?
Thanks.
Yeah, I determined that it wasn't the sim card either. I'd have no problem putting my sim in another phone, and another sim in my phone would have the same issues.. All the flashing and everything did nothing for me. I also tried a piece of paper on top of the sim card when I slid it in to help it make better contact. This worked for a little while but eventually didn't do anything. My hypothesis is that one of the pins was going bad/had a crack, and when the sim card was installed it would lose contact, and when you took it out it would pop back up to where it's supposed to be, so you couldn't see the problem without microscopic inspection.
I told T-mobile exactly what was happening with mine, and they tried all the same things they tried with you, also still to no avail. Their requirements for trade in are very simple actually, 1: NO Water Damage, 2: NO Screen Damage (General wear scratches are okay), and 3: The device turns on. Mine did all of this, just wouldn't connect to the network. They gave me $100 credit towards the new G4. I Love it and don't know if I'd ever be able to leave LG world....Unless maybe the droid turbo somehow comes over to T-Mobile. I don't know if that trade in value has changed now since the LG V10 came out or not. Hope this helps. Let me know if you have any other questions.
JustLok said:
Old topic but the same thing started happening to me this week. At first, it wouldn't happen till I would reboot the phone and it was pop up with the no SIM card symbol and subsequent reboots wouldn't clear it.
EDIT: Tmo D851 with same Tmo SIM card since purchase, on Tmo network this whole time.
Surprisingly, flashing an old backup img would fix the issue for a day or two and upon another reboot, it would be back.
Now this morning, phone was sluggish and locking up, rebooted it and the dreaded symbol was back and no matter which backup img I used, it wouldn't clear. I had thought it was one of the app permissions I had blocked (though none were system apps) and reset all permissions, cleared all caches, thinking it was a software issue. Still wouldn't clear.
I even went so far as to do a complete factory restore via the LG flash tool, right back to out-of-the-box-new, and STILL the no SIM card error was there. Tried rooting and flashing another backup, still there. Add in numerous rinse and repeats of various steps and still there.
Went to T-Mobile and they swapped for a new SIM card and it was still popping up. They did the normal, factory restore from the settings menu, still there.
I was starting to think Tmo was blocking my account due to my data usage (paranoid, I know...) and asked if my account was being blocked or my number and was told nothing listed or said.
Of course, the 1-yr warranty on this phone just ended in September and I'm high and dry with getting this fixed.
Also of note, none of the pins are broken, misshaped, flat or other. I even tried placing a business card piece on top of the SIM card to try and see if it wasn't making contact, still no joy.
The SIM card does work in one of my old Tmo phones, so it's not the account.
Just sucks that this phone is now crippled from such a silly mechanism as such, first time with an error/problem like this with SIM card phones. And I kept this phone in pristine condition, no drops, water, glass protector, etc. And it has never been dropped or other, just started up as such... My wife has the same exact phone and no problems with her's. Yet.
schneiderm3709, did you trade it in at a Tmo store? They took it with the SIM card error or you didn't mention it? Did they take it with the SIM card error at a reduced value? If either, what did you get for it?
Thanks.
Click to expand...
Click to collapse
Same thing started happening to me. I am not sure if I should replace it. Any suggestions?
Maaz20 said:
Same thing started happening to me. I am not sure if I should replace it. Any suggestions?
Click to expand...
Click to collapse
I have the same problem too! Really frustrating, I've tried everything and I cannot pinpoint the problem.
I found the following solution by stevenpurwadipura on Reddit
Guys, i found a fix for this. I just figured out this trick, so i don't know if this is a real fix or just a luck. Go to settings - apps - choose option - configure apps - modify system settings - choose option - show system - select NETWORK - change it into 'No'. Then restart your phone.
I restart my phone and it detects my SIM again. But as I said, I'm not too sure if this is really a fix or just a luck.
Click to expand...
Click to collapse
It's currently working a treat for me!
Invalid Sim Card error in LG G3 tmobile
Hi.. I'm getting the invalid sim card error after restarting my Lg g3. The sim card works fine on my husbands phone.. so guess its same issue as yours. Did you have a valid warranty when you got the 100$ credit from Tmobile for Lg G4?
schneiderm3709 said:
Yeah, I determined that it wasn't the sim card either. I'd have no problem putting my sim in another phone, and another sim in my phone would have the same issues.. All the flashing and everything did nothing for me. I also tried a piece of paper on top of the sim card when I slid it in to help it make better contact. This worked for a little while but eventually didn't do anything. My hypothesis is that one of the pins was going bad/had a crack, and when the sim card was installed it would lose contact, and when you took it out it would pop back up to where it's supposed to be, so you couldn't see the problem without microscopic inspection.
I told T-mobile exactly what was happening with mine, and they tried all the same things they tried with you, also still to no avail. Their requirements for trade in are very simple actually, 1: NO Water Damage, 2: NO Screen Damage (General wear scratches are okay), and 3: The device turns on. Mine did all of this, just wouldn't connect to the network. They gave me $100 credit towards the new G4. I Love it and don't know if I'd ever be able to leave LG world....Unless maybe the droid turbo somehow comes over to T-Mobile. I don't know if that trade in value has changed now since the LG V10 came out or not. Hope this helps. Let me know if you have any other questions.
Click to expand...
Click to collapse
Invalid Sim
I too have the same problem for sim 2 in my LG G3 D858HK. Factory data resetting did not solved the problem. I do not know what is the reason, But now i could solve it by resetting network settings. Software version - Android 6, D858HK 30b, In back up and restore there is an option to reset network settings. Done this for sim 1 and sim 2. Problem solved.
i am having this invalid sim problem after upgrade to 30e;
I found a fix for this. i don't know if this is a real fix but just flipping from yes to no and vice versa followed by reboot seems to work consistently.
i copied it. credit should go to the original poster
Go to settings - apps - choose option - configure apps - modify system settings - choose option - show system - select NETWORK - change it into 'No' or vice versa (from no to yes). Then restart your phone.
Click to expand...
Click to collapse
Never again will I ever buy an LG phone. burnt thrice now ( Nexus 4, 5 and now this damn G3)
Problem solved.today i recived a lg D851 with same problem,i checked every thing was fine in phone setting,software version was installed 6.0.so i just flashed it with V10c version after flash i have no error and have good network. sorry for my bad english.hit thanks if its helpful for you.:angel::angel:
Nomi1987 said:
Problem solved.today i recived a lg D851 with same problem,i checked every thing was fine in phone setting,software version was installed 6.0.so i just flashed it with V10c version after flash i have no error and have good network. sorry for my bad english.hit thanks if its helpful for you.:angel::angel:
Click to expand...
Click to collapse
Hey, you have a link to V10c? Going to try to flash before giving up. Thanks
I found the solution go to settings > Network > More > Mobile Network > System Select > Network Mode > Global
It worked!!!
I experienced the same problem and tried most of what was suggested. Finally the following steps posted by Ayebale fixed the problem .
Ayebale said:
found the solution go to settings > Network > More > Mobile Network > System Select > Network Mode > Global
!
Click to expand...
Click to collapse
Same thing happening to me. I took it to a t-mobile store and they said the network upgraded and some phones are now obsolete because of it. Also, because they don't have contracts anymore, I cant get any deals on a new phone even though they didn't warn me that my phone would stop working.
Hello everyone,
First of all thanks to all who had solutions. All worked temporarily. I have a stock TMO D851 30G with the stock MM 6.0 TMO ROM. It has worked awesome for the past three years I have had it. I have it unlocked via IMEI and no root....yet. I started having this issue about a 4 months ago. I sent the phone to LG and the "techs" there checked the phone and found no issues. Still having the same issue. However, I found that if I restart in safe mode it acknowledges the SIM and works fine. Use it in safe for about 30 minutes and restart. I get my network back. I am stuck. I figure there is something in the firmware or ROM that is causing a conflict. Any ideas???? I am completely fed up and out of ideas
Sent from my LGE LG-D851 using XDA Labs
Update to this problem. It is actually a hardware issue. However it does not have to do with the sim Tray at all. It is due to a bad connection on the processor. Took mine to a repair shop here in my town in mexico. He did a reball on it (flux and reheat of the processor) this was two weeks ago and it has completely fixed the issue. Hope this helps the group out. Thanking all of you that threw in your two cents. It was all helpful

More than once an hour 'no signal' and back button acting up?

Hi, I've problems with my device I bought online. Mainly the cellular signal keeps dropping to 0 rendering the service to be unusable. I wanted to make a thread to know if we could fix this ourselves because I didn't want to send this back to the store.
Here's the list of failures I've tried:
1. Tried to insert my sim to either slots
2. Inserted another sim card
3. Inserted both sim card and tried to swap it's slots
4. Deactivated Volte
5. Tinkered with cellular data APNs. (Mainly copied the settings from my other phone)
5. Restored factory settings
6. Repeated these steps after restoring factory settings
Also, Whenever I'm browsing media and whatnot, the back button seems to trigger itself. (once or twice every 20 minutes while watching a video).
Miui 9.0.2.0 (Philippines, Globe sim card [Other networks have the same problem])
I haven't unlocked bootloader, rooted or installed custom roms because I didn't want to void warranty and waste my time and money.
I'm hoping we could fix these problems ourselves. Any thoughts of what I should do? Should I just return this?
my "no signal" story: after 3 weeks my new mi6 got no signal anymore. i read many topics on xda, and thought it might be a software issue. although i decided to head to my mobile provider and asked for help. i got a new nfc simcard which solved the problem till now. it seems there are some issues with old european simcards on new chinese mobiles. the simcard just crashes and you loose signal.
bendep said:
my "no signal" story: after 3 weeks my new mi6 got no signal anymore. i read many topics on xda, and thought it might be a software issue. although i decided to head to my mobile provider and asked for help. i got a new nfc simcard which solved the problem till now. it seems there are some issues with old european simcards on new chinese mobiles. the simcard just crashes and you loose signal.
Click to expand...
Click to collapse
Thanks for the reply, I'm gonna have to try and change my sim. The back button is probably a defect. It's getting worse.

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