[Q] Barely Getting Any Network with CM10.1 on AT&T - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

Hi Guys,
I'm running "cm-10.1-20130528-Giovanni-jflteatt" and barely able to get any AT&T network signal. Its either 1 bar or none where as before with the untouched galaxy s4 (touchwiz) I was getting anywhere from 3 to 4 bars. I have tried going to different place (friend's house, bar) but the issue is the same everywhere.
Anyone else seeing this?

Goodness. I thought it was just me. The signal bar is almost always at 1 bar now and LTE is almost impossible to lock onto in my house.
Sent from my SGH-I337 using Tapatalk 4 Beta

My network settings:
Network Mode: LTE/GSM/WCDMA
APN: ATT LTE (pta)

reflash to stock

I went back to "cm-10.1-20130524-NIGHTLY-jflteatt-loki" multiple times and saw the same issue.

Related

[Q] Galaxy S5 only connects to 4g

Hi, I'm very new to this site. Sorry if this has been asked before. I have an At&t S5, and it only connects to 4g and only in places where service is REALLY good. Anywhere else I will have bars but no 4g, 3g, etc. and is not connected to at&t. Ive made sure its set to gsm/lte. Any thoughts? ?
has your phone been rooted and have had a custom rom flashed? Sometimes the custom rom could have a different modem which causes these problems, you could flash a SM-G900A modem with odin and it might solve it, or just flash the stock rom which is a little easier but you lose your data
Hi, sorry for the late reply. I've been out of service area for awhile. The phone has been rooted before, but I've been having this problem since before the root.
hmm thats pretty strange, maybe it's only a 4g simcard or your phone isnt finding or there isnt any different type of networks in that area?
It just doesn't make sense that I would have bars but not have any connection to the network.
So youre connected but you cant access it? Send messages or use mobile data? That happened to me multiple times when I had a incompatible modem..
I will have bars but it doesn't say 3g/2g/H/H+/E. The only time I can text/call/etc. unless I have 4g, which is the only one it ever shows. And in places where my friends have 4g, mine shows nothing. Has to be like a big city.
ColtenLee said:
I will have bars but it doesn't say 3g/2g/H/H+/E. The only time I can text/call/etc. unless I have 4g, which is the only one it ever shows. And in places where my friends have 4g, mine shows nothing. Has to be like a big city.
Click to expand...
Click to collapse
When you have bars but no 4g can you still text and call?
Sent from my SM-G900A using Tapatalk
No. It says not registered on network. I've tried all of the "Not Registered on Network" solutions all over the Internet and none of them work...for me anyway.

[Q] Signal Issues after upgrading to 5.01

Before I try a factory reset I wanted to see if anyone else had this problem. Have a unlocked rooted AT&T Galaxy S4 SGH-I337 running 5.01 on straigh talk. Before the update I had great signal strength and data speed even though I'm located in a rural are in eastern oregon but after the update my signal went to crap. Where I use to have full bars I now consistantly get two or it will lose signal and regain it continually through out the day. It seems to only happen when I have my data on, it will just drop and show the circle with the diagnol line throught it. Is anybody else experiancing this? Also I'm still using the same apn settings (which worked great)as I was on KitKat. It's almost like 5.01 messed up the radio.

4G icon

Hello, This may be a simple question, but it's puzzling me at the moment.
I have a Galaxy S4 , rooted and running Hyperdrive 21. I haven't changed any setting in the past few weeks. For the past couple of days, the 4G icon will show up in the top bar, while on WiFi. It has never done that before. When I connect to WiFi the signal indicator was always there, but the 4G icon was not. I always relied on this to know if I was using my cell data or WiFi. Now I don;t know if the phone is using 4G or Wifi?
paco24det said:
Hello, This may be a simple question, but it's puzzling me at the moment.
I have a Galaxy S4 , rooted and running Hyperdrive 21. I haven't changed any setting in the past few weeks. For the past couple of days, the 4G icon will show up in the top bar, while on WiFi. It has never done that before. When I connect to WiFi the signal indicator was always there, but the 4G icon was not. I always relied on this to know if I was using my cell data or WiFi. Now I don;t know if the phone is using 4G or Wifi?
Click to expand...
Click to collapse
Mine will only show the 4G icon when I'm sending or receiving a MMS at home on WiFi. Could that be what's happening?
No, I'm not sending or receiving a mms

Horrible Cell reception with T-Mobile?

my previous Nexus 6P had 4 bars constantly whist sitting around the house. After recieving my S8, ive noticed it only has one bar and frequently drops signal. anyone elce noticed this? i just popped my sim from the 6P into my S8, would using the SIM it came with potentally fix this? or is it just the phone?
IRX120 said:
my previous Nexus 6P had 4 bars constantly whist sitting around the house. After recieving my S8, ive noticed it only has one bar and frequently drops signal. anyone elce noticed this? i just popped my sim from the 6P into my S8, would using the SIM it came with potentally fix this? or is it just the phone?
Click to expand...
Click to collapse
I'm getting better reception, but I'm in NY. I didn't use the old SIM card because this phone is the only one capable of using MIMO in T-Mobile Network. I decided to use the SIM card that came with the phone. It's recommended for you to be able to use WiFi Calling.
If I understand correctly what I was told, there is a bug between the Wi-Fi calling to preferred calling method, AND an issue with the fast.tmobile apn. If you switch Wi-Fi calling off and change it to the 2G/3G setting, the phone SHOULD go to the the 4G (HPSA) mode for whatever reason and work.
It's there some other work around I've missed? I'm a noob so go easy on me. Lol

4g lte disapeared

I have a nice T Mobile Note 4 on AT&T running TEKXodus Hybrid N4 URv7.4R2 N5R9 Build and 3.10.40-BeastMode-N910T*-1.9-RAGE Kernel. I think the Xposed Module (LightingWall) messed it up but I'm not 100% sure. It used to almost always say (4G LTE) as a connection Icon in the Status Bar. But now all it says is (4G) the little LTE underneath 4G has disappeared. and test show I'm running (HSPA+). this little app did not fix it unfortunately.
Any Ideas how to fix it would be greatly appreciated.
kb5rir said:
I have a nice T Mobile Note 4 on AT&T running TEKXodus Hybrid N4 URv7.4R2 N5R9 Build and 3.10.40-BeastMode-N910T*-1.9-RAGE Kernel. I think the Xposed Module (LightingWall) messed it up but I'm not 100% sure. It used to almost always say (4G LTE) as a connection Icon in the Status Bar. But now all it says is (4G) the little LTE underneath 4G has disappeared. and test show I'm running (HSPA+). this little app did not fix it unfortunately.
Any Ideas how to fix it would be greatly appreciated.
Click to expand...
Click to collapse
Maybe it's just your network coverage is not good where you live.its normal not always you will get same network all the time.the device always switch from 2g/3g/4g/lte.
You can try Flashing back to stock firmware see if might change things.
Problem solved.
Its My AT&T sim card which is about 5 yrs old. I put a friends SIM card, which has the exact same phone and rom I have and LTE came right up.
I'm getting a replacement today.

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