Low reception - Samsung Galaxy Fold Questions & Answers

just wondering has anyone else had low reception problems on there fold I've got Australia version SM-F900F ..
I've reset network connections and changed deferent sims, but i can't get to LTE+ no more and seems to be one bar less than my p30pro ...
ive had a look threw SIM card status its -101 dBm 39 asu ... I've imported from Australia to new Zealand ,i would presume it be same reception but looks like not ?
unless i flash another modem /firmware might help ??
thanks

Related

Q for vodafone UK users...

Anyone got 3G reception at all? My phone is 2G only all the time even though I live in a 3G area. It's set to GSM and whatever the other is auto so I would've thought it should change when it can?
do you have a 3g sim?
Yes as I've just taken it from my HD2
May/may not be relevant:
I have just taken out a contract with TMobile. Their Street Check tool (which allows you to view 2G/3G service in your area) said "Good" for 3G, however when I put my new sim in the Desire at home I was only getting a 2G connection. Was not happy.
Now, a few days later, I am getting 3-4 bars of 3G at home. I don't know what has changed, whether it was a network issue or a handset issue.
Sorry, I know that doesn't help you but I thought I'd share anyway!
After all that, just got 'H' in my flat so perhaps it was a SIM card issue?? Weird...happy though!!

[Q] Bad Reception Madness

Hi all,
I have bought a couple Motorola Defy [T-Mobile - unlocked] from NegriElectronics and the phone is a great phone. The Big problem that I am having is that the signal strength that this phone is showing is always VERY low as compared to my T-mobile G2 that I also bought from negri and unlocked.
The first defy i left it at stock 2.1 @ 2.34.1
The other defy I flashed 3.4.2-155-2 Motorola SBF with RSD Lite.
The flashed defy show a 4dBm increase to the original but it still crappy
Everything in the phone works, and it is fast. But the Bloody reception drops to one bar and sometimes go into Emergency Call Mode.
I'm in Trinidad in the Caribbean and it is not the sim or the carrier because i placed the sim in my G2 and it gets full bars.
What can I do to improve the reception on my Defy's?????
THANKS
I had same problem. This fixed it.
http://forum.xda-developers.com/showthread.php?t=944258
I hope UNRAFA's solution works for you, but if it doesn't... just because your SIM works in the G2 doesn't necessarily mean it will work in the Defy. Not sure why. When I bought my Defy I had recently upgraded my SIM and it worked for a while -- then went off the rails reception-wise. T-Mo had me upgrade to a uicc SIM and that solved the problem. At least for me.
Actually the Chinese had made a baseband switcher apk which collected nearly 20 baseband settings of various defy roms worldwide. Unfortunately it has no English translation.
Hi All,
It has nothing to do with the sim (I am sure) and the Chinese application i cannot read
Is there any other tweaks that I can do to help the reception?
Seriously, the link i gave you contains all the information, the basebands, BaseBandSwitcher.apk to install and do it with a click, every option is in chinese but it got a number next to it matching the firmware version, and i think its prety much universal numbers and easy to guess, but yet a translation of every option of the program has been posted..
And yes, there are other options to get better 3g editing build.prop but despite good reports from people, that has not been proved to actually increase 3g speed and i wouldn't recommend doing that.
Compared to my Samsung Vibrant 2G reception was very poor out on rural interstates, but perfectly fine in the city and it has much better 3G reception than the Vibrant. I think there was a problem with my original.. I got a new one and I will be testing it out soon.
Ok, I see the baseband thing you were talking about, tried it, but i seem to get an increase of 4dBm on the signal
BTW, there is NO 3G here, just 2.5G/EDGE, hence I dont really care about the Internet speed. I just need a better reception.
I compared this phone to the 3 Nokias in the household and all the nokias were showing 5 bars, while the Defy was at 2
Something is really messed up with this. Is there any way to manually increase the tX and rx power of the radio ????
I'm on Pays 5.0 and still not much difference with the new radio/sbf
Baseband 3g fixes, not only fixes 3g speed, it fixes reception too. Just apply the fix for your country and you are done, theres also ZERO danger for your phone, you can apply patches one over another untill you get the one that best works for you.
An easy test is switch between "2g only , or 3g only" and watch reception bars for voice calls. If you have 3g slow speed or bad reception, you need a patch.
RE: On Chinese baseband switcher apk
Yo folks,
Check out
http://forum.xda-developers.com/showpost.php?p=12040851&postcount=71
I guess this translation is better then nothing right.
FYI I already tried it, seems there's some improvement but not that significant, but hey every region has different network quality right?
Ciao
Of course... you could have a bad phone.

SIgnal issues, Please help.

Hi,
I have a GSN2 LTE 7105
i have noticed that the signal bars on the phone keep dropping to 1 bar now and again and it keeps randomly showing E 3g+ and H+. it keeps fluctuating between these.
What im trying to say is that its never stable and the signal bars keep going up n down more often than my iPhone.
Im on the o2 network
Has this got something to do with the way the phone is trying to connect to the 3g 3g+4g and Edge and GPRS signal?
There is no way to switch the 4g.
I have had about 6 notes and all of them suffered this issue.
Any ideas?
if you had 6 notes and all of them had this issue, so maybe it isnt fault of phone? i heard that if micro sim card was incorrectly scissored, it may give weaker signal. But i'm not 100% sure
Sounds like the issue is with your SIM or carrier.
Sent from my GT-N7100 using xda premium

[Q] Signal

Okay,
So i have tried a bunch of things. About a month ago my phone started having issues with not being able to register on the att network. It is a t889 model of the note. Well I thought okay maybe my antenna because I read somewhere that the antenna goes out if you have dropped the phone a few times. Phone looks great no damage have a tech 21 case so its never had a cracked screen or anything. But so I replace the loud speaker antenna part and still nothing. No service. It has progressively gotten worse. Tried a different rom becasuse again I read that you need the most recent version because something with provider. Well after trying different roms and different settings nothing. So i did experiments with different sim cards nothing. Even tried an active t-mobile sim card. Okay so long story short I finally looked at the signal strength with the sim card not insterted and it showed connection bars? I was like what? and then I looked at the signal strength and it is like -80 to -100 dBm and 45ish asu. Well when I put the sim back in it jumps to -130 to -113 with 0 asu and ofcourse no bars. and it is able to register on a rare occassion at one time it would register more often and let me send text and have data but wouldn't make phone calls again it has degreaded over time. Now I have nothing can someone please help me figure this out because it is driving me bonkers and is sucking up all of my free time.
Thank you,
please dont just tell me to put it on gsm only tried that
please dont tell me to flash a different rom tried that
please dont tell me to flash another modem tried that multiple times
I have reset the phone back to original settings and used triangle to get rid of any void warranty things.
If I have to take it somewhere i would I just would rather fix it myself wifi works fine everything works fine just cant register due to the signal issue.
PLEASE HELP
P.S.- If I put it in auto connect (LTE/WCDMA/GSM) -100 dBm and 40 asu signal but drops after about 20 secs.
Checked imei it is clean.
Model: SGH-t889
version: 4.3
Baseband :T889UVUCMK7
Kernal: 3.031-2085660 [email protected] #1 Tues Nov 19 2013
Build: JSS15J.T889UVUCMK7
Again this is driving me crazy PLEASE HELP
update rplaced the usb charge board no difference.
do I need to try replacing the rear housing since there is a 4g antenna in it or does the flex cable have anything to do with my problem.....

[Q] New A70 not getting any bars on Mint Mobile (T-Mobile)

Hey ppl,
I just picked up an open box A70 for a great price from B&H in NYC. The model umber listed on the box is A705M 128GB DUOS GSM. In the 'About' setting in the phone, the model is listed as SM-A705MN. There is no DS or other identifier after the 'MN'. I popped in my Mint sim, which has been working in my Umidigi F1 and added the APN settings, but I got 0 bars and downloading anything (apps, websites, etc.) took a long time. I switched the sim card to the other sim slot (slot #1), but that didn't help. I downloaded an app called Signal Spy and it is showing -118 signal strength.
Anyone have this model and know why I am getting such poor signal and speed? Is it possible that this particular model does not have the bands for T-Mobile? Would a full reset help at all?
EDIT: I used a website to see if the phone was actually unlocked, and it gives the model number as SM-705MZKJTPA and a country/region as Panama. After switching the connection mode from LTE/3G/2G to 3G/2G, I got 4 bars, but a paltry 6-8 Mbps down and 1 Mbps up. No bueno.
Lolol that variant doesn't have Tmobiles full network bands ,
USA and their extreme capitalism, bring back the phone to the store, it doesn't look like it supports your network provider.
xomikron said:
USA and their extreme capitalism, bring back the phone to the store, it doesn't look like it supports your network provider.
Click to expand...
Click to collapse
Here's an update. I did a factory reset in preparation to return the phone to the store. But just on a lark I decided to try my sim card one more time. I put the sim card in, but this time it immediately showed the LTE symbol and at least 3 bars. I didn't bother changing the APN so it's just using the default (fast.t-mobile.com). I did a speed test and got 16 Mbps down and 12 Mbps up. It's not amazing, but it's workable and certainly much better than before. And honestly, it's on par or better than what I was getting with my Umidigi F1.
I already ordered an A51 though, so I will test that out as well and see which one I like more and if the A51 has better network speeds.

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