Aosp low signal on 4G only - AT&T, Rogers, Bell, Telus Samsung Galaxy S III

Hello,
I find that whenever I am on an aosp rom, when I am connected to 4G I never get more than one bar but with any other connection I get close to if not full bars all of the time.
Does anyone know why this would be?
Sent from my SAMSUNG-SGH-I747 using xda app-developers app

joshuagalipeau said:
Hello,
I find that whenever I am on an aosp rom, when I am connected to 4G I never get more than one bar but with any other connection I get close to if not full bars all of the time.
Does anyone know why this would be?
Sent from my SAMSUNG-SGH-I747 using xda app-developers app
Click to expand...
Click to collapse
You need to factory setting back to stock. Use the Odin and stock files to do that. After you got to stock, 4G will start to kick in and then you are able to use any rom. But you need to back it up to your sd card so you don't have to lose all of your data.

Related

Data on flashed epic to cricket...

I randomly lost my data on my flashed epic on cricket..and my phone keeps popping up the hands free activation...plus when connected to wifi it constantly shuts off then reconnects....but my device still says 3g on it but no data...help please?
Sent from my SPH-D700 using XDA App
Did you flash something on top of that custom rom that was tailored for cricket? Did you back to up your rom before this? Sounds like you flashed over your custom rom for cricket. If you backed it is up, do a nand restore.
Sent from my SPH-D700 using XDA App
I didnt flash any roms or anything. And i just restored a backup right after the phone was flashed to cricket and it says 3g but i still have no data
Sent from my SPH-D700 using XDA App
dblkspecial said:
I didnt flash any roms or anything. And i just restored a backup right after the phone was flashed to cricket and it says 3g but i still have no data
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
As far as I know, unless they installed a custom rom, you never had 3G working with cricket in the first place.
Sent from my SPH-D700 using XDA App
I figured it out. Took a bit but hopefully it works when i leave wifi area
Sent from my SPH-D700 using XDA App
How did u do it i have the same problem ?
3g works on cricket with the stock rom, the only thing that doesnt work stock is mms. what rom are you using? I have several cricket roms for the epic.
does it matter? i have sleeper_ROM, i just tried editing all the profiles in qpst. i have 3g icon and now with the upstream bar and downstream bar animates but it no avil. I still cant load pages in browser

[SOLVED]Can't get 4g or 3g. Only E.

I fixed it by flashing a new ROM and wiping all the data!
Someone please help! I don't know what to do!
Nevermind, I think I fixed it!
I fixed it by changing the band to GSM Preferred/GSM ALL but now I only get E. Any way I can get back 4g?
Change it back to automatic or Odin kl1 modem from rootzwiki team kang post.
DaAwesome1 said:
I fixed it by changing the band to GSM Preferred/GSM ALL but now I only get E. Any way I can get back 4g?
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Sent from my SGH-T989 using XDA App
chib1panda said:
Change it back to automatic or Odin kl1 modem from rootzwiki team kang post.
Sent from my SGH-T989 using XDA App
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Click to collapse
I changed it to auto, and i'm getting signal. Time to check if 4g. Thanks.
EDIT: It shows signal, but Im not getting any. Can't send text or browse web. Time to odin modem.
I flashed it, and I went to settings and looked at the network mode: It was GSM only. I changed it to auto mode. It seems to still get and send texts, and I looked at band selection with the dialer code, and there wasn't a star besides anything. I think it might've worked, but I still only get e.
By flashed I mean odined. Lol
Sent from my SGH-T989 using xda premium
I tried changing it to automatic in the band selection menu, and it showed signal, but texts didn't send.
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Also, if it means anything, I can't change it to wcdma only in settings.
Sent from my SGH-T989 using xda premium
Can anyone help?
Sent from my SGH-T989 using xda premium
If anyone helps me get it fixed TONIGHT, I will try to donate a few dollars to them.
Sent from my SGH-T989 using xda premium
I had same issue and this is how I fixed it.
disable data connection and switch your phone off, remove the back cover and remove sim card completely. Then re-insert sim card and turn your phone back on and it should ask you to re-enable data connection once it boots up.
let me know if this helps
media_11 said:
I had same issue and this is how I fixed it.
disable data connection and switch your phone off, remove the back cover and remove sim card completely. Then re-insert sim card and turn your phone back on and it should ask you to re-enable data connection once it boots up.
let me know if this helps
Click to expand...
Click to collapse
I did this, but it didn't ask me to turn it back on, so I turned it on manually, and still only E.
Sent from my SGH-T989 using xda premium
Other phones receive 3G? Perhaps T-Mobile is servicing your area? This has happened to me but I had no control over it.
iLeopard said:
Other phones receive 3G? Perhaps T-Mobile is servicing your area? This has happened to me but I had no control over it.
Click to expand...
Click to collapse
It had 4g earlier today, plus my dad's T989 has 4g here
Sent from my SGH-T989 using xda premium
Delete and re-add apn?
Sent from my SGH-T989
Did you by any chance flash a rom port?
Sent from my SGH-T989 using XDA App
Weird. My issue was that I was testing a few of the skyrocket modems. After using Odin to get kl1 it worked again. Yeah i would sugeest resetting apn in wireless settings .
Sent from my SGH-T989 using XDA App
Here's what I did that messed with my 3G
I flashed skyrocket roms.
So what I did was wipe everything. Go to mounts and storage and format system. Then flash Juggernaut or any other rom you desire. Then you're done
Sent from my SGH-T989 using XDA App

[Q] 4G Data

So i installed this rom http://forum.xda-developers.com/showthread.php?t=1579269 and everything was fine, i followed instructions and all that, but it appears that my 4g icon is missing, it only appeared for 3 seconds the whole entire time i had this rom, can anyone tell me how to get it back .
Thanks in advance
duskblade55 said:
So i installed this rom http://forum.xda-developers.com/showthread.php?t=1579269 and everything was fine, i followed instructions and all that, but it appears that my 4g icon is missing, it only appeared for 3 seconds the whole entire time i had this rom, can anyone tell me how to get it back .
Thanks in advance
Click to expand...
Click to collapse
The stock rom lies .. or rather smudges the truth a little by showing a 4g (or H) even when your not really on that band. If your data speeds have not changed then I'd not worry about it.
Sent from my SGH-T989 using xda app-developers app
PJcastaldo said:
The stock rom lies .. or rather smudges the truth a little by showing a 4g (or H) even when your not really on that band. If your data speeds have not changed then I'd not worry about it.
Sent from my SGH-T989 using xda app-developers app
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Click to collapse
Well i meant like my internet is not working because there is no 4g, i can only use wifi apparently.
duskblade55 said:
Well i meant like my internet is not working because there is no 4g, i can only use wifi apparently.
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Click to collapse
Oh.. OK go into your APN settings and make sure its selected on tmobile. And then reboot. Also try turning on and off airplane mode.
Sent from my SGH-T989 using xda app-developers app
PJcastaldo said:
Oh.. OK go into your APN settings and make sure its selected on tmobile. And then reboot. Also try turning on and off airplane mode.
Sent from my SGH-T989 using xda app-developers app
Click to expand...
Click to collapse
I tried what u recommended but yet, still nothing =/
That's an ATT port, why dont you flash a ROM made for our phone? Darkside or Infamous are two reliable TW ROMS. AOKP or CM9 are two stable AOSP ROMS.
Sent from the pink Unicorn from the Darkside.
Well. You either need to try another radio. Or a different rom..
Sent from my SGH-T989 using xda app-developers app

CM10 bugs....how to downgrade to ICS

I installed the cm10 rom about 2 weeks ago. I love jelly bean and cm10 dont get me wrong but i have been noticing that i can not send picture messages when connected to 3g or wifi (i have to reboot the phone everytime i want to send a picture) also my 3g would randomly disappear (it disconnects without showing that its disconnected). I have to put the phone on airplane mode and then reconnect to 3g. Just a few days ago my s3 stopped letting me use the wifi at my job (it said trying to avoid poor signal or something like that). The wifi signal at my job is very strong and i went into the wifi settings and disable the "avoid poor signal" feature. Still it wouldnt connect but it connects to the wifi at my house. I just want to know if im the only person experiencing this. Also how would i be able to switch back to ics from jb? Is it a quick process? Can it be done str8 from my phone without using my computer? Can i do it using mobile odin? If odin is needed?
Sent from my SPH-L710 using xda app-developers app
rocafella_ny said:
I installed the cm10 rom about 2 weeks ago. I love jelly bean and cm10 dont get me wrong but i have been noticing that i can not send picture messages when connected to 3g or wifi (i have to reboot the phone everytime i want to send a picture) also my 3g would randomly disappear (it disconnects without showing that its disconnected). I have to put the phone on airplane mode and then reconnect to 3g. Just a few days ago my s3 stopped letting me use the wifi at my job (it said trying to avoid poor signal or something like that). The wifi signal at my job is very strong and i went into the wifi settings and disable the "avoid poor signal" feature. Still it wouldnt connect but it connects to the wifi at my house. I just want to know if im the only person experiencing this. Also how would i be able to switch back to ics from jb? Is it a quick process? Can it be done str8 from my phone without using my computer? Can i do it using mobile odin? If odin is needed?
Sent from my SPH-L710 using xda app-developers app
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Click to collapse
Going back to ics is as simple as wiping the normal things, then flashing a ics based rom.
Sent from Pluto.
So i dont have to use odin? I wont brick the phone? I have a nandroid backup of the odexed blue ics rom....would that help in anyway?
Sent from my SPH-L710 using xda app-developers app
rocafella_ny said:
So i dont have to use odin? I wont brick the phone? I have a nandroid backup of the odexed blue ics rom....would that help in anyway?
Sent from my SPH-L710 using xda app-developers app
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Don't need to use Odin. Just wipe and restore.
Sent from my SPH-L710 using xda premium
Thanks guys i did it today...everything went great. Now im back to ics.
Sent from my SPH-L710 using xda app-developers app
rocafella_ny said:
Thanks guys i did it today...everything went great. Now im back to ics.
Sent from my SPH-L710 using xda app-developers app
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Click to collapse
So, now that you're back on ICS, you should give CM10 another try. That build was like 2 months old. Those bugs you were talking about have been squashed. Pretty stable at this point.
Ill check it out. Do uknow if netflix is workingon jb?
show me something worth my attention

[Q] Issues - UGH

I'm having some issues. I am on Incredible HD RLS 2, I haven't been able to get on WiFi and this isn't the only ROM where WiFi isn't working. It will just never connect. Well, I tried to install ICS Official global CM9 upon initial boot it said it couldn't read my SIM. I powered down pulled the SIM put it back in and put the phone back together and then I couldn't get any service. No matter what I did I have no service.
Yes I followed all the instructions, wiped everything, flashed the proper gapps and the kernel.
Since that didn't work I went back to my nand and still no service. Anyone have any suggestions?? Please help
On global cm9 rum through setup and change network mode to cdma/evdo becuz it defaults to gsm
I'm so fresh you can suck my nits...
Will give it a shot, thanks.
Sent from my PG86100 using xda app-developers app
Awesome, got service back, but WiFi is still not working. It just forever searches and never connects to a network. Anyone have any ideas?
This happens to me sometimes and restarting my router usually clears it up, not sure if you have tried that, just throwing it out there.
I can't reset the router, I'm on a college campus. I have the latest firmware and radios,switched out rom after Rom and still WiFi doesn't work. Any other suggestions?
Sent from my PG86100 using xda app-developers app
JJsax said:
I can't reset the router, I'm on a college campus. I have the latest firmware and radios,switched out rom after Rom and still WiFi doesn't work. Any other suggestions?
Sent from my PG86100 using xda app-developers app
Click to expand...
Click to collapse
Anyone?
Sent from my PG86100 using xda app-developers app
Maby try to go under wifi and press the menu soft button to get to the advanced options and see if you have both freq checked idk if it'll help or
Sent from my Incredibly still working

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