[Q] Switching from ATT to T-Mobile - AT&T, Rogers, Bell, Telus Samsung Galaxy S III

I've switched from ATT to T-Mobile.
I've been running the nightly build on my ATT SGH-i747, I've unlocked the phone and can receive calls etc on the device with the new T-Mobile sim. At the moment I'm not getting any 4g, but I've yet to confirm that is a build issue as I saw this once before in previous updates.
Looking at the get.cm page there are builds for the T-Mobile S3, at this point should I use that build on my device or are they close enough that no issues will arise if I continue updating the ATT builds? Just don't want to nuke the device, because then I would be stuck with the z10 that I plan on returning tomorrow

xlowwalker said:
I've switched from ATT to T-Mobile.
I've been running the nightly build on my ATT SGH-i747, I've unlocked the phone and can receive calls etc on the device with the new T-Mobile sim. At the moment I'm not getting any 4g, but I've yet to confirm that is a build issue as I saw this once before in previous updates.
Looking at the get.cm page there are builds for the T-Mobile S3, at this point should I use that build on my device or are they close enough that no issues will arise if I continue updating the ATT builds? Just don't want to nuke the device, because then I would be stuck with the z10 that I plan on returning tomorrow
Click to expand...
Click to collapse
I have simplemobile which is a tmobile company.. for the past 4 or 5 days, I was stuck on E which stands for Edge which is 2g.. but when I went downtown tampa, fl I had 4g..
same problem with my wifes S2 stuck on E..
I tried several roms I made with the same problem. the last rom I did was a tmobile rom which u will see on my signature..
so on my phone the S3 using the tmobile rom, and my wifes S2 phone I did the following, which wasn't on the stock ATT rom.
settings/wireless and network/more settings/mobile networks/network mode/ use WCDMA ONLY.. stays on 4g for me all the time...

mdiaz33685 said:
I have simplemobile which is a tmobile company.. for the past 4 or 5 days, I was stuck on E which stands for Edge which is 2g.. but when I went downtown tampa, fl I had 4g..
same problem with my wifes S2 stuck on E..
I tried several roms I made with the same problem. the last rom I did was a tmobile rom which u will see on my signature..
so on my phone the S3 using the tmobile rom, and my wifes S2 phone I did the following, which wasn't on the stock ATT rom.
settings/wireless and network/more settings/mobile networks/network mode/ use WCDMA ONLY.. stays on 4g for me all the time...
Click to expand...
Click to collapse
Thanks! I thought that was going to be a settings option, just couldn't remember where it was.
Also I answered my own question by backing up and attempting to load the d2tmo ROM, it wouldn't load due to device type error. So I guess that's that

xlowwalker said:
Thanks! I thought that was going to be a settings option, just couldn't remember where it was.
Also I answered my own question by backing up and attempting to load the d2tmo ROM, it wouldn't load due to device type error. So I guess that's that
Click to expand...
Click to collapse
I have the S3 ATT version.. I tried the d2tmo on my phone 1st, it worked just fine... I then changed the build prop and changed everything that said d2tmo to d2att so my phone thinks it a ATT phone..
both worked just the same...
but remember the ATT original build from 11 2012 doesn't have the setting for WCDMA... that's how I got it to work from tmobile ver...

Restoring a nandroid from my T999 did the trick for me, works just like it. Wifi calling even works perfectly.
Sent from my SGH-T999 using xda premium

Related

Flash Tmobile ROM on AT&T or vice versa - Future Proofing the best!

So I've read thru many threads on here and found people that seemed to have flashed their tmobile ROM onto their AT&T device in order to get proper 3G+ speeds.
1) Does this actually work?
2) Is it better to flash the other way (if possible, AT&T rom onto Tmobile) in order to get maximum service from both phones? What is the best/better phone to purchase for future LTE future proofing?
jaggyjagz said:
So I've read thru many threads on here and found people that seemed to have flashed their tmobile ROM onto their AT&T device in order to get proper 3G+ speeds.
1) Does this actually work?
2) Is it better to flash the other way (if possible, AT&T rom onto Tmobile) in order to get maximum service from both phones? What is the best/better phone to purchase for future LTE future proofing?
Click to expand...
Click to collapse
I am also on the t-mobile Q&A section looking for answers... the best phone for future proof and LTE is the AT&T version... no doubt... now... I am waiting for an AT&T Stock Rooted WITH MODEM included in the same flash zip before I begin testing myself... I already ordered from ebay a dual sim card adapter for the Note 2, and the Note 2 is already unlocked... so... any news on this would be great...
I just flashed Tmobile Jedi X3 with my att note 2...all working perfectly....the steps I took was just to flash rom and one of our att kernels and youll be fine...didnt have to flash modem....just put my straight talk apn in done....Everything perfect...btw jedi X3 is super fast....:good::highfive:
jaggyjagz said:
So I've read thru many threads on here and found people that seemed to have flashed their tmobile ROM onto their AT&T device in order to get proper 3G+ speeds.
1) Does this actually work?
2) Is it better to flash the other way (if possible, AT&T rom onto Tmobile) in order to get maximum service from both phones? What is the best/better phone to purchase for future LTE future proofing?
Click to expand...
Click to collapse
Sounds like you might be in the same boat as me. Anxious to get a Note II but not sure which network to commit to with it. Your comment about needing to get a TMo ROM to get "proper 3G+ speeds" is disconcerting. It also pushes me a bit towards TMo since it's got the LTE radio promised for future update.
What exactly is wrong with the stock device's 3G+ speeds on AT&T?
Where I live and work (Los Angeles area - San Fernando & Santa Clarita valleys), LTE's not activated, and no firm date when it will come our way. AT&T's HSPA data speeds here aren't anything to write home about, but neither are TMo's when I tested one of their devices in the local shop. My AT&T phone is lucky to get 4Mb/s down, 0.2Mb/s up, and generally only about 2-3Mb/s down. The TMo Galaxy SIII I tested got 4MB/s down. Hard numbers to swallow when I've got an SIII on VZW LTE pulling down 20Mb/s in the same area.
alewis2k12 said:
I just flashed Tmobile Jedi X3 with my att note 2...all working perfectly....the steps I took was just to flash rom and one of our att kernels and youll be fine...didnt have to flash modem....just put my straight talk apn in done....Everything perfect...btw jedi X3 is super fast....:good::highfive:
Click to expand...
Click to collapse
Jedy 3 is an international rom, not T-Mobile with wifi calling... with 3.5G on T-mobile on Jedi 3? (HSPA+)
Clarification Requested
alewis2k12 said:
I just flashed Tmobile Jedi X3 with my att note 2...all working perfectly....the steps I took was just to flash rom and one of our att kernels and youll be fine...didnt have to flash modem....just put my straight talk apn in done....Everything perfect...btw jedi X3 is super fast....:good::highfive:
Click to expand...
Click to collapse
I need clarification on this. Just because the ROM flashed worked, doesn't necessarily mean the proper AWS radio's were activated to attain 4G speeds that are required on T-mobile (this is nothing to do with LTE).
Are you saying that by flashing the tmobile ROM onto your at&t note 2, you are able to attain all connections (not just Edge, but HSPA+ 4G) with your AT&T device to tmobile using AWS? I know Tmobile has begun refarming out to 4G on a different band that is compatible with more handsets, so you might just be in an area where they have already done so, which mistakes you into believing that you are actually connecting via the old school AWS Tmobile bands, when you aren't.
I really need to decide which phone I want to take the risk on - The tmobile LTE is locked apparently, doesn't seem to show as many capable bands as the AT&T version, and also, I'm not sure what to bank on in terms of there being a software vs hardware lock (Would be nice if the tmobile can be unlocked via software to fully operate on all LTE modes that the AT&T supports).
I'm actually in Canada, and would probably end up needing to purchase the Wind version in order to get what I'm looking for (since Wind operates on the same AWS frequencies as tmobile). But losing out on Bell/Rogers/Telus LTE in the process is just something I don't want to do either.
Going to have to see what can be unlocked via software on all these different phones................
I would also appreciate a response from someone if this is possible... using T-Mobile ROM and modem to work on At&t (with aws frequencies).... just like the S2 I717 mod which after flashing was working with aws frequencies....
ysr84 said:
I would also appreciate a response from someone if this is possible... using T-Mobile ROM and modem to work on At&t (with aws frequencies).... just like the S2 I717 mod which after flashing was working with aws frequencies....
Click to expand...
Click to collapse
Yes... it should... as soon as I get my dual sim card adapter for the Note 2... I will post a million results/combinations here on T-Mobile and AT&T forums... I just don't want to open the back cover 30 times a day and swap sims a bunch of times... with the adapter I just insert the 2 sim cards and done... testing all the way from that point on...
Sent from my SAMSUNG-SGH-I317 using XDA Premium HD app
I shall be waiting impatiently.... and would happily buy you a beer for your effort
bump... any news?
Yes u can .. I confirm this.. using at&t rom on my tmobile note 2
Sent from my SAMSUNG-SGH-I317 using xda premium
AT&T Note 2 on T-mobile 3G/4G?
sanchitgrover said:
Yes u can .. I confirm this.. using at&t rom on my tmobile note 2
Sent from my SAMSUNG-SGH-I317 using xda premium
Click to expand...
Click to collapse
I have the SAMSUNG-SGH-I317 from AT&T, unlocked via unlock code from AT&T. No root, stock AT&T android 4.1.1. I got the t-mobile microSIM card with an unlimited talk and 2GB unlimited data plan, but I can not get tmobile 3G/4G working reliably. I get HSDPA/HSPAP/UMTS/EDGE randomly. 80% EDGE, 20% high speed between 4-8mbps down, 0.7-1.9mbps up. I am in Los Angeles, CA.
I know my SGH-I317 does not have the 1700MHz antenna needed for t-mobile 3G/4G data, but somehow I get 3G/4G 20% of the time. I have not adjusted any special settings on my phone, other than to reset the APN to default epc .tmobile .com. My guess I am getting 3G/4G via the 2100MHz antenna for download, but without the 1700MHz for fast upload, I get 0.7-1.9mbps only. But most of the time I am stuck at EDGE.
So has anyone gotten the AT&T Note II to reliably work on t-mobile 3G/4G? is there a special setting I need to enter on my phone? does flashing the t-mobile ROM on the AT&T phone solve any of the 3G/4G issue? or will I lose the unlock on my phone when I root or when I flash t-mobile ROM on my AT&T Note 2?
Any help greatly appreciated.
SGh i317 unlocked on T-mobile with 4g
rob00 said:
I have the SAMSUNG-SGH-I317 from AT&T, unlocked via unlock code from AT&T. No root, stock AT&T android 4.1.1. I got the t-mobile microSIM card with an unlimited talk and 2GB unlimited data plan, but I can not get tmobile 3G/4G working reliably. I get HSDPA/HSPAP/UMTS/EDGE randomly. 80% EDGE, 20% high speed between 4-8mbps down, 0.7-1.9mbps up. I am in Los Angeles, CA.
I know my SGH-I317 does not have the 1700MHz antenna needed for t-mobile 3G/4G data, but somehow I get 3G/4G 20% of the time. I have not adjusted any special settings on my phone, other than to reset the APN to default epc .tmobile .com. My guess I am getting 3G/4G via the 2100MHz antenna for download, but without the 1700MHz for fast upload, I get 0.7-1.9mbps only. But most of the time I am stuck at EDGE.
So has anyone gotten the AT&T Note II to reliably work on t-mobile 3G/4G? is there a special setting I need to enter on my phone? does flashing the t-mobile ROM on the AT&T phone solve any of the 3G/4G issue? or will I lose the unlock on my phone when I root or when I flash t-mobile ROM on my AT&T Note 2?
Any help greatly appreciated.
Click to expand...
Click to collapse
Hey I got a unlocked & Rooted At&t Note 2 on T-mobile running CleanRom with perfect 4g. Before I rooted my phone I changed my phones modem to T-mobiles because I only had edge. After that I have flashed several different At&t Roms and still have 4g. On speed test I get about 7-9mbs download and 2-3 mbs on upload not the best but way better than edge
Do you get LTE yet
Sent from my SAMSUNG-SGH-I317 using Tapatalk 2
Unlocked at&t Note 2on t-mobile with 4g
tdy2kn1 said:
Do you get LTE yet
Sent from my SAMSUNG-SGH-I317 using Tapatalk 2
Click to expand...
Click to collapse
I dont know...LTE for t-mobile isn't in Jacksonville FL yet. I am suppose to be going to California in a month or two and from what i heard , there is LTE in the biigger cities Im excited to find out and i'll keep you updated if i do.
I have att note 2 running clean rom with ublocked carrier on t mo. Here in la I have not see lte but we are aleay quite late getting upgrade. Most likely you will need to go to san francisco or techie area to test it
Sent from my SAMSUNG-SGH-I317 using xda app-developers app
Unlocked at&t Note 2on t-mobile with 4g
PUTALE said:
I have att note 2 running clean rom with ublocked carrier on t mo. Here in la I have not see lte but we are aleay quite late getting upgrade. Most likely you will need to go to san francisco or techie area to test it
Sent from my SAMSUNG-SGH-I317 using xda app-developers app
Click to expand...
Click to collapse
Yea your right...hey i know this has nothing to do with this thread but i want to ask you something. You have the exact set up that i am currently using.I also have an unlocked At&t Note 2 SGH-i317 on T-mobile running CleanRom SE1.5. I absoulutely love it. I like the stock look with better performance. Are you using another Kernel? And im also thinking about flashing a new Rom what would you recommend? Im kinda looking for something Similar to Clean but better battery life. Any Suggestions???
G7Baker said:
Yea your right...hey i know this has nothing to do with this thread but i want to ask you something. You have the exact set up that i am currently using.I also have an unlocked At&t Note 2 SGH-i317 on T-mobile running CleanRom SE1.5. I absoulutely love it. I like the stock look with better performance. Are you using another Kernel? And im also thinking about flashing a new Rom what would you recommend? Im kinda looking for something Similar to Clean but better battery life. Any Suggestions???
Click to expand...
Click to collapse
I am actually using the CleanROM 4.5 (haven't flashed 4.6.1 as I do not see much new on that ROM). I am actually using it on the stock kernel because I am not a huge flasher like many of the members here. Since Note 2 is my daily driver, I don't want to keep updating it and customize it after each ROM flashing. I like the CleanROM 4.5 since it was the way I got it and I just updated to the new version. The battery life is pretty good as I can last a day or more with moderate use.
Unlocked at&t Note 2on t-mobile with 4g
PUTALE said:
I am actually using the CleanROM 4.5 (haven't flashed 4.6.1 as I do not see much new on that ROM). I am actually using it on the stock kernel because I am not a huge flasher like many of the members here. Since Note 2 is my daily driver, I don't want to keep updating it and customize it after each ROM flashing. I like the CleanROM 4.5 since it was the way I got it and I just updated to the new version. The battery life is pretty good as I can last a day or more with moderate use.
Click to expand...
Click to collapse
Yea im the same way. You have an At&t note 2 too?
yep using ATT Note 2 on TMo's network.

[Q] Switched to T-Mobile with constant 4g to E switching. Can I flash a new Modem?

I eventually unlocked my AT&T SGS3 and switched to T-Mobile with a friend. I noticed often times i'll be in the same spot, and my phone with go from 4g to E in a matter of seconds, then keeps switching back and forth. My friend who switched with me has the Galaxy Note 2 from AT&T and we'll be in the same car and his phone will be on 4g, while i'll be stuck on Edge with no internet. I'm wondering if I flashed my modem to something else, if I were to get better reception. Or perhaps a newer ROM with better T-Mobile radios? I'm running the newest Cyanogen with the I747UCDLK3 Modem. I would appreciate any help! Thanks.
OldJon said:
I eventually unlocked my AT&T SGS3 and switched to T-Mobile with a friend. I noticed often times i'll be in the same spot, and my phone with go from 4g to E in a matter of seconds, then keeps switching back and forth. My friend who switched with me has the Galaxy Note 2 from AT&T and we'll be in the same car and his phone will be on 4g, while i'll be stuck on Edge with no internet. I'm wondering if I flashed my modem to something else, if I were to get better reception. Or perhaps a newer ROM with better T-Mobile radios? I'm running the newest Cyanogen with the I747UCDLK3 Modem. I would appreciate any help! Thanks.
Click to expand...
Click to collapse
Mine stays on G.. how to enable 4g,?
Sent from my SAMSUNG-SGH-I747 using xda app-developers app
OldJon said:
I eventually unlocked my AT&T SGS3 and switched to T-Mobile with a friend. I noticed often times i'll be in the same spot, and my phone with go from 4g to E in a matter of seconds, then keeps switching back and forth. My friend who switched with me has the Galaxy Note 2 from AT&T and we'll be in the same car and his phone will be on 4g, while i'll be stuck on Edge with no internet. I'm wondering if I flashed my modem to something else, if I were to get better reception. Or perhaps a newer ROM with better T-Mobile radios? I'm running the newest Cyanogen with the I747UCDLK3 Modem. I would appreciate any help! Thanks.
Click to expand...
Click to collapse
You can try different modems for your carrier (start with latest). There's a modem sticky thread.
One thing though, T-mobile is known to have bad 4G coverage and they're currently upgrading their towers so if your phone connects to a tower that doesn't have 4G yet, you connection will drop.
BWolf56 said:
You can try different modems for your carrier (start with latest). There's a modem sticky thread.
One thing though, T-mobile is known to have bad 4G coverage and they're currently upgrading their towers so if your phone connects to a tower that doesn't have 4G yet, you connection will drop.
Click to expand...
Click to collapse
You tried with success?
Sent from my SAMSUNG-SGH-I747 using xda app-developers app
MandoH said:
You tried with success?
Sent from my SAMSUNG-SGH-I747 using xda app-developers app
Click to expand...
Click to collapse
I do change my modem whenever there's a update to try it. Usually with better results than the last one.
I'm with Rogers though, so can't try it for T-Mobile. It's something to test as I can't know which one will work best in your area and on your device.

[Q] AT&T i747 unlocked using T-Mobile

First of all i wanna say, you all do an amazing job with all of this. So ive been looking around the forums and i cant find an answer to my question, so i will post and wait for replay. i have the at&t version (i747) of the gs3 and had updated to 4.1.1 via kies. early march i found a post on your forums about sim/carrier unlocking and tried it out. it worked w/o any problems, so i headed to t-mobile to jump on their monthly unlimited 4g plan. installed sim and had no problems. all functions work: calls, im, sms, mms, data (edge, 3g, and HSPA+), everything. on march 17th, i decided to try out a custom rom. i odin rooted my phone with cwm then tried out [ROM][4.2.2][STABLE] LiquidSmooth v2.1 - d2att - 3|16|13. works absolutely fine. sorry for the long wind but i just want to make sure i give all info before posting my question as i may prevent unness replies. having an at&t phone using tmobile as the carrier, can i use roms intended for t-mobile only, or do i have to stick to at&t/multi-carrier roms only?
Honestly making sure you have a T-Mobile put in is all that matters. Other than that they are fairly interchangeable.
Sent from my SAMSUNG-SGH-I747 using xda premium
hednik said:
Honestly making sure you have a T-Mobile put in is all that matters. Other than that they are fairly interchangeable.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
I have been making roms, from Canada claro i747m, and tmobile t999 and att 747 and they all work as they should. no problems at all, using stock att modem i747ucdlk3 without any issues...
all I did was change the build prop to represent d2att..
I have simplemobile which is a tmobile company.. except for now I just used up my 4g.. I usually get 3g, but for some reason im getting an E which speed is like 2g edge.. slow at the moment.. never seen that in 3 months..
check my signature, for my roms... they r all stock original roms..
I'm in the same situation as the op. I have at&t i747 unlocked to use with tmobile. My question is, if I flash a multi-rom What carrier do I choose during the aroma install? do I pick tmobile because thats what network im using now or do I pick at&t because its originally an at&t device? any help or advice would be greatly aprecciated.
during the install of liquidsmooth i chose att since i do have the branded phone. i cant use the lte settings for network cause tmob doesnt have their lte out yet (soon to drop), but i am wanting to try the tmobile install and see if i get any difference in data speeds. other than that, liquidsmooth is a pretty solid build. this is the only rom i have tried on my gs3 so far. id like to try others to maybe help give feedback for builders, i just wasnt sure if i could use tmobile or had to stick to att roms. thanks for the info.
on a side note, the rom unlocked a 1080p video record and i like showing ppl the OC ability. 1.9Ghz. YAY!!!
when I first made my Canada Claro rom d2can everything worked out the box. the only thing was it was showing me info of I747m, everything was still working, same when I made my tmobile rom, it was showing d2tmo, everything worked out the box, just that it showed me info of T999, so both of the roms worked, all I did was change the build prop to represent d2att ATT info..
So the answer is yes, u can use other roms... just be careful not to install the modem. I never changed that. I remove them from the rom.
Danger,, I tried making the international GT I9300 and removed the modem, changed the build prop.. almost bricked my phone, played with it to try to make it work, It would hang and sometimes not boot up... so stay away from international one.
so if u try Canada or tmobile u should be safe, its the same phones... or if someone post roms that are ported to att i747.
I am using i747 for T-Mobile.
Can somebody tell me what ROM i should use in order to get WIFI Calling on it ?
Thank you.

[Q] Galaxy s3 att unlocked.. All ROM show 3G

Hi i have Galaxy s3 ATT i747 unlocked and every ROM i install give me 3G.. If i leave stock ROM it gives me 4G with know problems.. Is there any fix i can do that will give me 4G and modem i can install. Im on tmobile network
Can you see your IMEI number? I lost mine while flashing roms and the network couldn't recognize my phone, so it booted me down to 3g (but I'm on ATT).
jamiefff said:
Hi i have Galaxy s3 ATT i747 unlocked and every ROM i install give me 3G.. If i leave stock ROM it gives me 4G with know problems.. Is there any fix i can do that will give me 4G and modem i can install. Im on tmobile network
Click to expand...
Click to collapse
Ozark_8125 said:
Can you see your IMEI number? I lost mine while flashing roms and the network couldn't recognize my phone, so it booted me down to 3g (but I'm on ATT).
Click to expand...
Click to collapse
Yes I can see my imei
Sent from my SGH-I747 using xda app-developers app
Do your roms have the correct apn's?
I'm having connectivity challenges when trying 4.2.2 roms on Rogers w/ my i747m.
Tried most of the recommended modems on for i747m (complete modem list) http://forum.xda-developers.com/showthread.php?t=1831898
with CM10.1 and AOKP Task650.
The result, at worst little to no connectivity, at best intermittent connectivity. It doesn't seem to want to switch between towers and getting connectivity better than gprs or edge is pretty much non-existent
When I burn the rooted Rogers ROM - root66_RWC_I747MVLDLK4.tar.md5 I get good connectivity switching and 3G. I haven't seen LTE yet but it was only officially rolled out here 9 days ago so it's still crap and only partially out.
I'm about to roll back to the rooted ROM and apply the latest Canadian patch via KIES and give up on S3 mods. If some kind canadian has the time or inclination a faq/step by step on a S3 rogers install that actually works would be very appreciated. I've tried most of the recipes on XDA, task650, cyanomodgen and can't seem to come up with a working combination that gives me data/phone service that is at least as good as stock.
thanks,
rf
jamiefff said:
Hi i have Galaxy s3 ATT i747 unlocked and every ROM i install give me 3G.. If i leave stock ROM it gives me 4G with know problems.. Is there any fix i can do that will give me 4G and modem i can install. Im on tmobile network
Click to expand...
Click to collapse
This may be correct. Do other ROMs switch between 3G and H+? Do you see 4G vice 4G LTE on stock rom? What download speeds are you getting on stock and other ROMs? With AT&T, HSPA was labeled 4G instead of H or H+. They had to add LTE to the 4G after LTE went online for them in order to differentiate a difference. The majority of places have HSPA labeled as H or H+ and LTE is considered true 4G. I have noticed that many ROMs will show 3G until data is received/sent and it switches to H+.

i257m no lte only h+

EDIT: turns out ATT used a 3g only sim car when they activated my account. LTE is up and running smooth on my phone now!
I ordered a Rogers i257m to use here on att in the states. After setting it up I only get hspa+ and no lte even with updated apn settins.
First thing I did was rooted it with vroot, updated superuser.
After that I threw on twrp through odin.
Then I used regionlock away app to unlock the phone. (this is the part im skeptical about)
All was well while I was playing with stock rooted rom, it shows me on 4g (h+) and I was happy with data speeds and getting used to everything. I never thought about questioning if I were on lte since it said 4g.
I flashed slimkat and carbon 4.4's and both get only HSPA no plus and no lte. bluetooth also does not work on those roms. I tried flashing both 4.4 aosp kernels with no luck there.
SO I figured id go to sammobile and download the stock 4.2.2 image from rogers and toss it through odin. rooted with the rootkit this time and flashed twrp back after, still same problems.
WHAT GIVES?? I feel like I have tried everything possible, does anyone know any tricks to get me up to at least 4g and bluetooth on aosp!?
hours on the phone with att and they give me the answer that if teh phone is not an att phone origianlly you cannot get lte as it is not recogfnized as being compatible in their sytem.. i call bs, anyone else getting lte?
I got an unlocked Telus SGH-I257M (I presume it was unlocked with a code) and it worked fine once I changed the APN. It could be a problem with regionlock away but I'm not sure.
Sent from my SCH-I435 using xda app-developers app
wiisixtyfour said:
I got an unlocked Telus SGH-I257M (I presume it was unlocked with a code) and it worked fine once I changed the APN. It could be a problem with regionlock away but I'm not sure.
Sent from my SCH-I435 using xda app-developers app
Click to expand...
Click to collapse
yeah thats what im guessing, but I have no clue how to undo what that app did and how to unlock it any other way
you can confirm you get lte though?
Yes, it does get LTE for sure. I believe regionlock away has an option to revert the changes it made. In order to unlock your phone the normal way you'd need to buy an unlock code. As I said I bought the phone unlocked already so I can't really help with that..
EDIT: Also keep in mind I an talking about LTE on the stock ROM. Other ROMs for the I9195 could have issues with the I257 variant phones?
Sent from my SCH-I435 using xda app-developers app
An update to the thread. I was able to get LTE after borrowing an ATT s3 from a friend to add to my account and take to the store. they narrowed it down to a 3g sim card and not an lte one... go figure.

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