Oneplus nord n100 network is erasing when device off and on again - OnePlus Nord N100 Questions & Answers

When I restarting or systems updating (after updating the phone restarting again) the phone, the Network is erasing. Then i have to go again and again to service nearly 2-3 times a months. Service guy said that there is no permanent solution so i have to use the phone without closing or restarting. Sometimes the battery is finishing then same problem occurs again. Again i have to go service. I'm wasting too much time and money. Pls see the attached video. Pls help me

Related

Data connection dying

Hi!
I have a problem with my Ascend P6. It used to work fine, but these days more and more often the GSM data connection just stops to work. It is still turned on, but data are just not transmitted. Turning it off and on does not help, neither switching on and off the air plane mode. The only thing which helps is to restart the phone.
I have had not changed any setting, I have still the original Android (4.2) and no crappy software installed, just same games.
Please, can you help? Can it be fixed, or is it a hardware problem? I imagine in the service centre they would just say they didn't reproduce the problem and/or perform a factory reset at best. And I would be without the phone for like a month, which suc*s.
Thanks

HELP!!!! WiFi connection unstable and SDCard unmounting automatically

Hi All,
I own a LG G3 for past 1 yr and 4 months. Every thing was fine until last month when I accidentally dropped my phone and the display cracked. Of course, touch did not work. So last week I went to an authorized LG service center to change the whole display (which involves the process of taking out the motherboard and fixing it with another display. This means the whole frame is changed). He did this process in front of me only. After the change, everything works well except for a weird WIFI problem which I never faced before the screen was replaced.
The WIFI would frequently connect and disconnect. Even in the search list, all the SSIDs would be shown occasionally and sometimes won't show up at at all. Note again, this happens with all the potential WIFI connections around, Not only with mine. In short, the WIFI search results list won't be stable.
Even if my WIFI shows up in the list and I try to connect it will show - "saved"/"disconnected"/"Disabled" status. And yes, occasionally my WIFI gets connected and internet starts working. But not for too long. Prolly the connection lasts for 5-10 mins or so. All my other devices connect using the same AP and so i don't really have a doubt on my router AP.
I visited the authorized service center again. Without even having looked at the problem he says motherboard might be the problem, and asked me to change it. Even if i persist him to have a look at the problem, he won't . My last resort is XDA
The ways I tried.
1. Factory reset.
2. Flashed roms 21A and 20P (from scratch, erased all data and caches). Still No joy.
3. Tried forgetting the network and connecting again.
4. Toggle WiFi on and off
P.S : I also have another problem of SD card getting unmounted automatically and an error message pops up as "SD Card removed unexpectedly. Please unmount SDCard before removing to prevent", but immediately a toast message comes as SD card inserted. xx.xx GB space available. This keeps on happening in a loop until SD Card wouldn't show up in File manager at all. But, this problem was there for a long time even before the screen was replaced unlike the WiFi
problem which occurred only after the screen is replaced.
I really don't know what exactly is going on with my phone. Please let me know if any of you are familiar with these problems and have solved it. Would really save a huge money for me

Verizon S8+ no mobile network

Ladies and gentlemen of XDA, I have come before you today to admit to my defeat.
I have scoured the internet and tried all kinds of fixes and such and still no luck. So hopefully someone here can help me figure out what I'm missing.
I rooted both my husband's and my G955u. Both of our phones took the root well and were performing spectacularly. Then, randomly one day, something went glitchy with my phone. For some reason or another, I ended up putting the phone in airplane mode. For the life of me I can't remember why. The airplane mode icon would not turn back off. I turned the phone off and back on. Each time, I see the signal connection icon at the top, but there are no bars filling it. I cannot call, text, or use data unless I am connected to wifi.
I unrooted and flashed back to stock. No fix. I applied other root methods. Still no fix. Factory reset, cleared cache, took sim card out. Still nothing. Sim card works fine in other devices and no sim card will work in my phone. I have flashed each and every stock (2bqk5, 2bql1, 2brb1) with no luck. Took it all the way back down to 2bqk5 and allowed ota updates all the way to 2brb1. Still nothing.
Had an error for a while that when I entered recovery mode, it would either show no command or error followed by a screen saying that it had failed to unmount my EFS. That screen isn't showing up anymore, so I somehow fixed that. My IMEI and SN are both showing and are both correct. Phone network shows unknown. Mobile network shows state as connected. Mobile network type shows as IWLAN. Not Roaming, IMS registration status is on.
I have tried to flash the combined tar file of the modem and the Nonhlos.bin I extracted from my stock bql1 files. Flashed through Odin, still no fix.
I am at a total and complete loss. I don't know what else to try. Husband's root is still intact and working great. Can anyone help a noob figure out what I haven't done yet? I'm sure I'm missing something stupidly obvious. Any and all help is greatly appreciated and stories of your epicness will be told by my children's children of the time I was saved from the purgatory that is no cell service by the heroes of XDA.
Yliria said:
Ladies and gentlemen of XDA, I have come before you today to admit to my defeat.
I have scoured the internet and tried all kinds of fixes and such and still no luck. So hopefully someone here can help me figure out what I'm missing.
I rooted both my husband's and my G955u. Both of our phones took the root well and were performing spectacularly. Then, randomly one day, something went glitchy with my phone. For some reason or another, I ended up putting the phone in airplane mode. For the life of me I can't remember why. The airplane mode icon would not turn back off. I turned the phone off and back on. Each time, I see the signal connection icon at the top, but there are no bars filling it. I cannot call, text, or use data unless I am connected to wifi.
I unrooted and flashed back to stock. No fix. I applied other root methods. Still no fix. Factory reset, cleared cache, took sim card out. Still nothing. Sim card works fine in other devices and no sim card will work in my phone. I have flashed each and every stock (2bqk5, 2bql1, 2brb1) with no luck. Took it all the way back down to 2bqk5 and allowed ota updates all the way to 2brb1. Still nothing.
Had an error for a while that when I entered recovery mode, it would either show no command or error followed by a screen saying that it had failed to unmount my EFS. That screen isn't showing up anymore, so I somehow fixed that. My IMEI and SN are both showing and are both correct. Phone network shows unknown. Mobile network shows state as connected. Mobile network type shows as IWLAN. Not Roaming, IMS registration status is on.
I have tried to flash the combined tar file of the modem and the Nonhlos.bin I extracted from my stock bql1 files. Flashed through Odin, still no fix.
I am at a total and complete loss. I don't know what else to try. Husband's root is still intact and working great. Can anyone help a noob figure out what I haven't done yet? I'm sure I'm missing something stupidly obvious. Any and all help is greatly appreciated and stories of your epicness will be told by my children's children of the time I was saved from the purgatory that is no cell service by the heroes of XDA.
Click to expand...
Click to collapse
Solved on my own. Downloaded the app shortcut master and launched secret menu #27663368378. Chose options 2,1,2,3,4 and restarted phone and I had network access again. Hooray!
Yliria said:
Solved on my own. Downloaded the app shortcut master and launched secret menu #27663368378. Chose options 2,1,2,3,4 and restarted phone and I had network access again. Hooray!
Click to expand...
Click to collapse
Was just about to post about this, I too have been experiencing those issues, difference is my phone has not been rooted. Has the issue completely resolved?
Yes. That completely fixed my issues. You may not have to root to fix the issue if you can find the right secret code to access the service mode menu. But once the nv was restored, all was golden.
This is the screen you need to get to.
wow you went through all those downloads and flashes !
This was my first time ever rooting. I had no idea what I was doing or what exactly I needed to fix it I just knew I was pissed to high heaven and refusing to pay 200 for the replacement phone they said I needed.
Originally, geek squad tried to say that I had a chip failure due to the mipi device fail that showed up on menu *#0011#. But I didn't buy it. Turns out it wasn't a hardware issue. Just the NV data being a butt. Saved me 200 bucks. I'll take 50 million menus, flashes, and downloads over that anyway. That's what unlimited data and pdanet hotspot tether is for.
What did the menu have in it? I'm having a similar problem with not connecting to the network (unroot), but on my Galaxy S7. I've tried a million things, only to find out the "MIPI DEVICE FAILED".
Yliria said:
This was my first time ever rooting. I had no idea what I was doing or what exactly I needed to fix it I just knew I was pissed to high heaven and refusing to pay 200 for the replacement phone they said I needed.
Originally, geek squad tried to say that I had a chip failure due to the mipi device fail that showed up on menu *#0011#. But I didn't buy it. Turns out it wasn't a hardware issue. Just the NV data being a butt. Saved me 200 bucks. I'll take 50 million menus, flashes, and downloads over that anyway. That's what unlimited data and pdanet hotspot tether is for.
Click to expand...
Click to collapse
I have the exact same issue on my S8+, MIPI device fail and can't get any network signal. On xfinity mobile here. I can't get that menu you're talking about, I downloaded Shortcut master and launch the menu you mentioned in your first post but it won't launch. Do I have to be rooted? Please help!
Mipi device failed. change the charging port and maybe it solves it. it has happened to me with a s7 and a note 8 and I have solved it by changing the loading port
menu *#27663368378# Chose options 2,1,2,3,4 and restarted phone
mario0383 said:
menu *#27663368378# Chose options 2,1,2,3,4 and restarted phone
Click to expand...
Click to collapse
I have the same issu on my G955U at&t variant. how did you solved the problem?
I'm having this issue in this model and the menu "*#27663368378# Chose options 2,1,2,3,4 and restarted phone" didn't solve, it will be necessary to change or reconnect the charging port or other part?

Help!! Note 10+ cellular and call problems after the Android 10 update.

Hi everyone, I'm having terrible time with my note 10+ after the update. Basically after leaving the phone for a couple of hours it disconnects from everything even though that it shows full service. When that happens I am not able make or receive call, cannot use internet at all I cannot even use the SMS. Activating the airplane works but as I said for a couple of hours. Also the process of activating the airplane mode takes like 30 secs or more. I've tried everything (resetting network settings, restart, changing the SIM, used different carrier and factory reset) none of them worked. Yesterday I went to the local samsung store and they said to me that they heard of this problem from 3-4 more owners and said that these problems are common between S10s and note10s which has updated to the Android 10 recently and It will be fixed with a software update but the samsung customer services says the otherwise they are saying that they do not know anything about these kind of problems with those phones. Does any of you guys having problems like that or is it just my phone?

Question Phone reboots a few seconds after loss of mobile data connection?

Hello guys/gals,
I am anything but an Android pro, but generally I know a bit about tech stuff.
This new Redmi Note 8 (ginkgo) is currently driving me crazy, though.
Had bought it specifically due to the LineageOS support, that I was looking for.
However, I am facing a VERY ANNOYING issue with this phone, with both stock OS (MIUI 12.1) and LineageOS 17.1:
Wanted to run the phone with a Vodafone SIM card.
Behavior with LineageOS it is like this:
As soon as the phone loses the mobile data connection, it only takes a few seconds and the phone will reboot. Will do it as long as there is no mobile data connection. Boots up again afterwards, but upon login, it again only takes a few seconds and then it reboots again. Useless this way.
With stock OS, the phone does not reboot, however I see it indefinitely detect SIM ==> loose SIM ==> switch to WLAN ==> drop WLAN ==> detect SIM ==> loose SIM ...
Same again in an endless loop. As a result, the phone is more or less unusable, as it can neither use mobile data, nor WLAN.
ONLY with a stable mobile data connection, this thing seems to run like intended with both stock and Lineage.
Have never seen something like this before!
And the best part:
Also tried two Telekom SIM cards.
No problems whatsoever with the Telekom SIMs, even with no mobile data connection!
If anyone should have insights on what might be happening here, let's hear it.
BTW, already once replaced the Vodafone SIM. No change in behavior.
Thanks to anyone who's willing to help. Certainly much appreciated!
Maybe this problem is already known.
Best regards,
madocer

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