any available modem/radio file for AWS network?? - Galaxy Tab Q&A, Help & Troubleshooting

HI guys!!!!!!!1
i have a T-mobile galaxy tab unlocked, rooted, and flashed to EURO firmware with stock t-mobile modem. I have set the APN correctly.
PAD: P1000XXJK5
PHONE: T849UVJJB
CSC: P1000OXAJK5
my current provider is Mobilicity which uses AWS(1700/2100) network. I should be able to use phone call, 3G internet and text since both t-mobile and mobilicity are using same network. but i am only able use 3G internet, and text message meaning that phone call doesn't work at all. the two features are working perfectly though.
If i try to make call, the phone/dial app just close itself. nothing happens~ i can't receive the call either
so i am looking for a modem/radio file that is compatible with mobilicity and WIND mobile~
help me out guys

Not possible with the t-mobile tab.

No but this makes it a certainty that the problem is within the modem. It isn't anything that TMO is doing server side.

help me
any one else has an idea?? thank for replies though

no, you don't get it man. NOBOdY is able to use 3g and phone with a tmo tab in the states. there are threads and threads devoted to this. there is even a bounty thread where someone will get paid over $600 for figuring this out so unfortunatey this is not a "any other ideas?" type situation.
edit :: I forgot about our beloved bulldeeberman or whatev the **** his name was. he claimed to have the secret but pretty sure he was full of ****e the whole time.

scottprotege said:
no, you don't get it man. NOBOdY is able to use 3g and phone with a tmo tab in the states. there are threads and threads devoted to this. there is even a bounty thread where someone will get paid over $600 for figuring this out so unfortunatey this is not a "any other ideas?" type situation.
edit :: I forgot about our beloved bulldeeberman or whatev the **** his name was. he claimed to have the secret but pretty sure he was full of ****e the whole time.
Click to expand...
Click to collapse
i heard that you can switch between 3G and phone but i think the phone is only for GSM voice netword which is NOT supported by tmo tab. Can you switch b/w AWS 3G and AWS phone? Where is the files then?

no switching between aws data and aws phone. its only aws data or gsm phone/data.

djak420 said:
i heard that you can switch between 3G and phone but i think the phone is only for GSM voice netword which is NOT supported by tmo tab. Can you switch b/w AWS 3G and AWS phone? Where is the files then?
Click to expand...
Click to collapse
Sir, did you read any of the threads in the forums? Or any of the previous posts?
You really need to take an hour of reading and study to get up to speed here. No offense intended - just giving you advise. Come back here when you did that and I will work with you to get voice or data and the switch setup. See you later!

rangercaptain said:
Sir, did you read any of the threads in the forums? Or any of the previous posts?
You really need to take an hour of reading and study to get up to speed here. No offense intended - just giving you advise. Come back here when you did that and I will work with you to get voice or data and the switch setup. See you later!
Click to expand...
Click to collapse
i know what you mean. i did as much as i could. but there are thousand of posts regarding this issue. i read many of them but it is just confusing me much more. i just wanted to make sure.

Ok, you have a t-mobile tab. You have the stock t-mobile tab modem, which cannot make phone calls, only internet, email, and text.
Do you get a redirect to a t-mobile website?
Do you want to make voice calls from your tab?
Did you do the unlock and rom flashing?

rangercaptain said:
Ok, you have a t-mobile tab. You have the stock t-mobile tab modem, which cannot make phone calls, only internet, email, and text.
Do you get a redirect to a t-mobile website?
Do you want to make voice calls from your tab?
Did you do the unlock and rom flashing?
Click to expand...
Click to collapse
first i rooted
i flashed to euro rom.
i use stock tmo modem
i tried to make call but the phone app just closes itself once i press 'call'.
text works perfectly
3g data works perfectly
only issue is the phone.
i need a modem that supports both AWS 3G and AWS voice but it doesn't exist according to others.
so should i give up?

You can have both with the Roto modem switcher. He includes a voice+2g modern and a 3g modem, ands instructions to set up a switch. It's in the general section. That'd my set up for t-mobile too.

rangercaptain said:
Ok, you have a t-mobile tab. You have the stock t-mobile tab modem, which cannot make phone calls, only internet, email, and text.
Do you get a redirect to a t-mobile website?
Do you want to make voice calls from your tab?
Did you do the unlock and rom flashing?
Click to expand...
Click to collapse
Hey Ranger
I have the redirect problem. I just bought a Tab last week with the eurorom already installed. I just want to clear it out I have no use for the phone dialer. How can I get the original ROM back on so I can get the data to work?

Solo118 said:
Hey Ranger
I have the redirect problem. I just bought a Tab last week with the eurorom already installed. I just want to clear it out I have no use for the phone dialer. How can I get the original ROM back on so I can get the data to work?
Click to expand...
Click to collapse
To get the stock rom, look back a ways in the development threads, for the stock t-mobile rom, and all the steps to install it. You will have to use odin3 and a pc to do the process. Rotohammer is the developer, and I've had to do that before.
When you are back to stock, PM me for the redirect solution. You don't have to go back to stock to avoid the redirect!

rangercaptain said:
You can have both with the Roto modem switcher. He includes a voice+2g modern and a 3g modem, ands instructions to set up a switch. It's in the general section. That'd my set up for t-mobile too.
Click to expand...
Click to collapse
I also have a T-Mobile tab, unlocked with overcome 2.0.0 and using it with mobilicity.
I had txt and data working and no phone capability,
after installing the roto modem, nothing works...
How do I reinstall the T-Mobile modem?
Is there no way to have it all?!

Im also in the same situation with the 2 fellow mobilicity user and its been a month now, still looking for answers.
I guess the 2 gave up already and just sold their tmobile galaxy tabs

polish_express said:
I also have a T-Mobile tab, unlocked with overcome 2.0.0 and using it with mobilicity.
I had txt and data working and no phone capability,
after installing the roto modem, nothing works...
How do I reinstall the T-Mobile modem?
Is there no way to have it all?!
Click to expand...
Click to collapse
You can have both, but you need to switch between both using an app. Have you seen the rotohammer modem switcher thread?

US Tmobile Galaxy Tab on Wind mobile (Canada)
What I have:
* a T mobile Galaxy Tab from USA (SGH-T849)
* a SIM card for Wind mobile in Canada (phone and data plan) - AWS 1700/2100
What I've done:
* Rooted with Superoneclick
* Flashed Euro with Odin: P1_20100909.pit + JHA.tar, Roto-JMA.tar
* Unlocked carrier
At this point:
* Can't phone, text, or use internet
* Search only finds Wind Away but cannot connect to it ("Sim card doesn't allow a connection to this network"). Phone call ends as soon as you hit send ("Cannot connect to network").
* Randomly it will have an R over the signal bar strength and tab will attempt the call, but eventually times out without ringing. R is pretty flaky
** Only once! I was able to dial out and have the other phone ring. Called back right away from other phone and Tab rang.
Installed Gscript Lite to use Tmobile modem switch:
* "switch to phone/2G"
- Can't phone, text, or use internet (much like above)
- baseband T959TLJL3_ROTO-2G
* "switch to 3G only"
- Text and internet works (phone doesn't work) as expected
- baseband T849UVJJB_ROTO-3G
I would like to know:
1a) Is it even possible to get the phone working on Wind mobile? It is more important to me to get the phone working than the internet (of course, its always the one you can't get )
1b) I assumed that since it uses the same AWS as Tmobile, that I should get the Tmobile Galaxy Tab. Is there another version of the Galaxy Tab that I should have gotten that would work (better)?
2) Is there a better modem to be using for the 2G part of Rotohammer's switch? If so, which one, and is it on the stickied modem list? (If not then please provide a link to download)
3) If it is not a modem issue, is there a better method altogether to get the phone working on Wind mobile? If so, how would I go about doing so?
Any input, links, downloads, and ideas would be great.

Related

[Q] Network problems with I9000 bought in Singapore, using in Canada

Hi everyone,
I bought a Samsung Galaxy S GT-I9000 (16gb) in Singapore and was using it fine on Singtel's network (signed a contract with them). Now I have moved back to Canada and brought my phone with me assuming that all would be ok to use it with the network here. However I'm having big problems with this one network I just signed up with (Virgin Mobile).
85% of the time I cannot connect to it: voice calls and SMSing won't work nor will the data work on it, the only thing it says is "Emergency calls only". Then at other times everything will seem to connect and work fine - I can make calls and use data.
Virgin Mobile will not support me much because they're thinking it's the phone's problem, if I use the phone they gave me (a lower-end model) it works fine.
Here are some details of my phone:
Firmware version
2 2
Baseband version
I9000DXJPA
Kernel version
2 6 32 9
root (at) SE-S604 #1
Build number
FROYO DXJPA
If I check out the status, it usually says this:
Network
Unknown (switches to VIRGIN when it does work)
Mobile network type
UMTS (switches between that and HSDPA and GPRS)
Service state
Out of service
Mobile network state
Disconnected (switches to connected when working, and even when it's not working sometimes)
I have Network mode set to auto mode (GSM/WCDMA). I've tried to switch it to GSM only but that didn't seem to change anything.
I'm wondering if there's some kind of configuration settings I still need to do with the phone? I'm also wondering if it is the network I'm with right now? Virgin Mobile isn't one of the bigger telcom companies here and I'm thinking that if I switch to one of the bigger telcoms, will it work better?
Something else to add - before I signed up with Virgin I was using my phone with a pre-paid service (called Chatr) for voice only and it was working fine.
I'm sure this phone can support the GSM frequencies here.. can't it?
I also still have the Singtel customizations on the phone. Will it help if I remove it?
Any help would be greatly appreciated!
Thanks a lot!
Ryan
You can always try flashing a different MODEM (Radio) .. And you might as well upgrade to a 2.2.1 firmware, if not GB.
hmm.. do you know where I can learn how to flash my phone to a different (and more appropriate!) modem? also where to find an update to the firmware?
ryac said:
hmm.. do you know where I can learn how to flash my phone to a different (and more appropriate!) modem? also where to find an update to the firmware?
Click to expand...
Click to collapse
Just search in these forums. It's all there. You can easily flash a new radio package using ODIN. Better yet, try one of the custom ROMs from the I9000 Android Development section.

[Q] 850mhz band broken on my phone? (''Unable to connect. Try later'' got me crazy):

Hello guys! I've been reading these forums for a long time, amazing what you guys do in here
Here is my problem: I live in México, and I traveled to USA for summer vacation, my mexican mobile phone carrier uses 850mhz (TELCEL) and when I went to USA it was using ATT's network.
So everything was working fine, but when I returned just before I was about to cross the border, it stoped working!
It has a message that says ''Emergency calls only'' where it's supposed to say ''TELCEL GSM'', so no internet, no calls, no messages.
I was using Froyo on my phone, and thought of doing a reset to restore factory settings on the phone, but it did not work :/
Then I updated my phone to Darky's Rom 10.2 (Gingerbread) and it's still not working!
When I go to Settings>Wireless and network>Mobile networks>Network operators I can see that my carrier is available to select, but when I try to, it gives me a ''Unable to connect. Try later'' msg.
It is really frustrating because I depend on my phone so much, mainly because I share my 3G connection to my laptop for school's work and stuff.
There's one weird thing though, I unlocked my phone, and placed a MOVISTAR(1900mhz) SIM card on it, AND IT WORKS!!!
But the thing is that I don't have internet on that SIM card(is prepaid and it's EDGE, not 3G), and on my TELCEL SIM card I have a contract to complete (still a year to go).
When I put my SIM card on someone else's phone, it works like a charm, but if I try to put a TELCEL (850mhz) SIM on my galaxy; just says ''Only emergency calls''
What do you guys think happened to my phone? I would really appreciate your help.
flash a new modem... one that contains more frequencies enabled.. any bell or telus will do.
UGKC1 modem should fix your problem.
It did not work, should I keep trying with other modems?
you can.. jk4 or jl2 are other modems with 850 and 1900 enabled... maybe your problem is different then I thought... but it sounds like your modem... maybe try unlocking your phone? if you can connect to wifi download sgs unlocker pro (paid app) in the market to unlock, your phone also needs to be rooted. are you using the i9000T? that may be different problem altogether...
edit: sorry I see you said it is unlocked... just doesn't sound like it...
a) modem related (ugkc1) should have fixed that
b) SIM carrier not compatible to phone (unlock phone to fix)
c) Busted SIM card, check in other phone
d) make sure phone option is set to Automatic CDMA/GSM
sounds like you checked everything I would check....
does your 3G work... make sure your VPN is setup to your carrier
maybe imei got blocked...? only way around that is to get provider/samsung to unblock
Hey have you solved this, I have the same problem
my solution
http://forum.xda-developers.com/showpost.php?p=25509654&postcount=279

Droid 3 In Australia

Hey, I'm in Australia (GSM) and I purchased a Motorola Droid 3 (XT862) from America a few months ago.
Should I have bought the XT860 (GSM version)?
I was with Optus but because they don't support the 850mhz network I switched to Vodafone because they had it. So now I atleast have data working on my phone after those months of not having it, but vodafone sucks, especially on this phone (text messages sometimes don't send/signal cuts out all the time) but the 3G is very good.
The phone I previously had before the Droid 3 was a HTC Tmobile G2 which I had also bought from America, and everything worked perfectly.
If I buy the XT860 will it fix everything?
On the Motorola website it says the XT862 and XT860 have the same networks... but the XT680 is supposed to be used on GSM, so would it work fine?
Sorry if I confused anyone, I'm really baked.
Thanks in advance for anyone trying to help
Maybe you could try the T-MOBILE AT&T hack?
Sent from my XT862 using XDA
i have XT 862, on GSM and it works perfectly. More than that, I use also vodafone
The xt860 (and xt883) would not be any better; all they (along with the xt862) support UTMS 850/1900/2100mHz. Thus, you probably didn't get a lot of 3G on the Optus network (which uses 900/2100mHz). The main Vodafone 3G network in Aus is 900/2100mHz, but they are in the process of rolling out an 850mHz network.
Telstra Next-G uses 850mHz (and they have 2100mHz as well, but only in cities I believe)
Anyway, in brief: If you're willing to switch to Telstra, you should get great results. If not, Vodafone is the next best option.
I have xt862 on optus in Austraia. I just stay in global mode. I did experiment around with some of the custom roms but found weirdnesses like my calls not coming thru. I went back to stock and now im going to stay on stock until cm9 reaches release. Im not having any issues on stock.
Hope this helps
Sent from my DROID3 using xda premium
MrObvious said:
Maybe you could try the T-MOBILE AT&T hack?
Sent from my XT862 using XDA
Click to expand...
Click to collapse
Just did it, I suppose it improved the situation a tiny bit, but i'm not sure.
I will do some tests on the Telstra network, see if it's better than Vodafone.
Im using the phone in Global mode atm and I'm getting a decent 3-4 bars instead of the 1 or 2 i'd normally get which excites me
And the network type is displaying HSPA.
But I cannot send text messages, everytime, it just says "Text message not sent" which is very annoying. Anyone know anything about this? When I swapped over to Vodafone from Optus I could send texts but after a point it just stopped working...
Anyone know anything about this?
thanks
So does the droid 3 bought from usa connect to data services with optus at all?
How fast is data transfer in "global" mode?
late reply i know, but I'm on TPG [Optus network] in Qld, Aus with the droid 3 XT862.
from memory, all i've done is done the 'hack' to show actual reception, rather than 1 bar. I run the phone on the global setting.
I just ran a speedtest.net check, got an internode server in Sydney. ping 139ms, DL 5241kbps, UL 1202kbps.
OP, when you were with Optus, did you go through your account settings and make sure you had 3G data turned on for your phone, etc? I'm not trying to patronise or anything, but it always helps to start with the basics when fault finding.
Regards,
Hi All,
Im also in Australia, with Vodafone, and am looking at getting myself a Droid 3 as well.
Since the phones aren't released here, what happens about software updates? Im assuming they won't happen via OTA?
Im leaning towards the XT860, rather than the XT862, any particular reason to go for either?
Thanks,
cevad
cevad said:
Hi All,
Im also in Australia, with Vodafone, and am looking at getting myself a Droid 3 as well.
Since the phones aren't released here, what happens about software updates? Im assuming they won't happen via OTA?
Im leaning towards the XT860, rather than the XT862, any particular reason to go for either?
Thanks,
cevad
Click to expand...
Click to collapse
No difference between them but the xt860 has more dedicated roms here. Both are the same phone and just build.prop edits are needed to get the phones up and running in 5 mins. OTA updates will still work anywhere tho if you root and mod your phone don't use use the OTA feature as you will screw your phone.
All you need to do select wcdma/gsm mode and manually put in your service provider APNs to get 3G. Find this on the Voda site.
Best place to find your APN is here:
http://ausdroid.net/apns/
Sent from my LT26i using xda premium
somemadcaaant said:
All you need to do select wcdma/gsm mode and manually put in your service provider APNs to get 3G. Find this on the Voda site.
Click to expand...
Click to collapse
I managed to get a xt862, but I cant get data working on optus? (live connected)
calls/text works - tried global mode, tried GSM/UMTS mode, tried manually selecting optus 3g network, made sure the data setting was enabled which is actually under "battery & data manager". Already manually input the optus apn.
what am I missing?
Do you have to do the tmobile at&t hack? running everything stock from factory; or will rooting the phone/install ics help?
I have the one bar reception bug which I read on another thread if that makes a difference.
nvm, got it to work, for some reason manually inputting an APN didnt work, had to find the optus site and send it via sms.
Speed isnt too bad.
The next problem now though is wireless hotspot. It connects but no data goes through for some reason
jjabrams said:
The next problem now though is wireless hotspot. It connects but no data goes through for some reason
Click to expand...
Click to collapse
If the xt862 is the verizon version, I have read that verizon have blocked the hotspot stuff from working.

AT&T Internet Settings for T-mobile Sony Xperia Z3

Hello everyone,
I have a T-mobile Z3 that is currently unlocked to work for my AT&T provider. I am able to make calls and send regular text messages with no problems. My problem is that I am only able to access the Internet via WiFi only and not 4G or even 3G. I am usually always around WiFi but for times when I am in need to use the mobile web, I am unable to. What are the proper settings for this? I understand that the T-mobile version does not share the same LTE band as AT&T so that's ok with me but 4G or 3G is ok with me. I have tried to APN settings provided by AT&T but it does not work. I am leaving on a trip in a few days and would like to have this working before I leave. I am sure someone out there has the answers I seek. I hope that I have posted this in the correct forum. If not, please feel free to move it as it might help me to get my question answered. Thanks again for your help everyone!
After doing more further research, I found the settings that work for my phone. I was just about to sell this phone and get a Note 4. Not anymore now that I got this to work. Thanks again everyone!
heydatsmyrice said:
After doing more further research, I found the settings that work for my phone. I was just about to sell this phone and get a Note 4. Not anymore now that I got this to work. Thanks again everyone!
Click to expand...
Click to collapse
How did you get this to work? Help?
The phone was only on a temporary unlock and I am unable to use it for cellular service anymore but I went to this website to get all the settings to make it work for AT&T.
apn-settings.com/us/att-apn-settings/
Hope this helps.

Sim Unlock for International use[SPRINT G4]

My friend is bringing me an Sprint LG G4 from the states. Was trying to find information but was not sure if the phone is unlocked for International use? Specifically Kuwait and India. I know we cannot edit APN's at the moment but can we use call and texting?
If it not unlocked, then is http://www.unlockallcellular.com/united-states-sprint-lg-g4-unlock-code-np-202435.htmlthe way to go?
Thank you
you can edit APN via ##3282#, you will need your MSL -search this forum you will find how to get it. But you will not be able to unlock Sprint variant for international GSM use. Only Sprint can do over the air and the phone has to be active on Sprint account for this.
djteotancolis said:
My friend is bringing me an Sprint LG G4 from the states. Was trying to find information but was not sure if the phone is unlocked for International use? Specifically Kuwait and India. I know we cannot edit APN's at the moment but can we use call and texting?
If it not unlocked, then is http://www.unlockallcellular.com/united-states-sprint-lg-g4-unlock-code-np-202435.htmlthe way to go?
Thank you
Click to expand...
Click to collapse
Any chance unlock it now? Maybe flash or edit build.prop I don't know.
If you guys don't mind flashing/restoring your phone using the TOT method. You can try it out. I tried it out and it was SIM unlock out of the box. To edit the APN, I used Shortcut Master (Lite).
I'm from the Philippines by the way. The LTE bands of this phone doesn't support my carrier's LTE bands so no LTE for me.
ijball said:
If you guys don't mind flashing/restoring your phone using the TOT method. You can try it out. I tried it out and it was SIM unlock out of the box. To edit the APN, I used Shortcut Master (Lite).
I'm from the Philippines by the way. The LTE bands of this phone doesn't support my carrier's LTE bands so no LTE for me.
Click to expand...
Click to collapse
Thanks for the link! do i just have to follow the step till 10? or do i have to do this part also?
--Individual ZV5 partitions to flash manually can be downloaded *HERE*
Stock system.img is not included in that list due to redundancy. The stock rooted ZV5 system.img can be found in the Low Effort Root thread.
Click to expand...
Click to collapse
ijball said:
If you guys don't mind flashing/restoring your phone using the TOT method. You can try it out. I tried it out and it was SIM unlock out of the box. To edit the APN, I used Shortcut Master (Lite).
I'm from the Philippines by the way. The LTE bands of this phone doesn't support my carrier's LTE bands so no LTE for me.
Click to expand...
Click to collapse
- can't hang up phone
- can't call in
Graab said:
- can't hang up phone
- can't call in
Click to expand...
Click to collapse
I can perfectly do that on my end, not sure what's different. Where are you located?
ijball said:
I can perfectly do that on my end, not sure what's different. Where are you located?
Click to expand...
Click to collapse
I'm from East Europe. I was talking with users G4 sprint from diferent lacation all have this proplem. Not only I
Yesterday I find info about GCProKey some people said tha it fix it problem. But I'm not sure
Maybe someone try it?
Link below
http://forum.gsmhosting.com/vbb/f92...worlds-1st-only-gcpro-key-1995363/index3.html
Hi all
Good news!
Bugs was fixed
http://forum.xda-developers.com/g4/...im-network-unlock-t3140321/page6#post63400423
ijball said:
If you guys don't mind flashing/restoring your phone using the TOT method. You can try it out. I tried it out and it was SIM unlock out of the box. To edit the APN, I used Shortcut Master (Lite).
I'm from the Philippines by the way. The LTE bands of this phone doesn't support my carrier's LTE bands so no LTE for me.
Click to expand...
Click to collapse
Hi,
I just sent a Sprint LG G4 to my family in the Philippines and it receives Smart SIM card. But they just noticed that it doesn't receive any calls. I can make calls and send and receive text messages. Any inputs on this issue?
Your help is highly appreciated.
Thanks...
andoypordoy said:
Hi,
I just sent a Sprint LG G4 to my family in the Philippines and it receives Smart SIM card. But they just noticed that it doesn't receive any calls. I can make calls and send and receive text messages. Any inputs on this issue?
Your help is highly appreciated.
Thanks...
Click to expand...
Click to collapse
I'm not sure, is this on stock firmware? Can you clarify, so you can make calls, send/receive message(SMS), but not receive any calls while in the Philippines?
ijball said:
I'm not sure, is this on stock firmware? Can you clarify, so you can make calls, send/receive message(SMS), but not receive any calls while in the Philippines?
Click to expand...
Click to collapse
Thanks for your reply.
I am not sure if it's on stock, paid one cellphone shop here in california to have it gsm unlock. My sister who is currently using it in the philippines said that she just noticed that she cant receive any calls with it. In fact they tried calling it with another phone and it doesn't ring and even not give any notification for a missed call. The calling phone hears that its supposed to be ringing and after sometime it would say cannot be reached.
It can receive and send sms messages.
Again, thanks...
andoypordoy said:
Thanks for your reply.
I am not sure if it's on stock, paid one cellphone shop here in california to have it gsm unlock. My sister who is currently using it in the philippines said that she just noticed that she cant receive any calls with it. In fact they tried calling it with another phone and it doesn't ring and even not give any notification for a missed call. The calling phone hears that its supposed to be ringing and after sometime it would say cannot be reached.
It can receive and send sms messages.
Again, thanks...
Click to expand...
Click to collapse
I'm not sure if Smart Network can access LTE but can you check? If LTE is available, can you make sure that the network selection is not set to LTE only, since sometimes it can affect making/receiving phone calls.
ijball said:
I'm not sure if Smart Network can access LTE but can you check? If LTE is available, can you make sure that the network selection is not set to LTE only, since sometimes it can affect making/receiving phone calls.
Click to expand...
Click to collapse
It has LTE/CDMA setting but if chosen wont get a signal. They tried the other two setting (Global and GSM/UMTS) but gives same result.
andoypordoy said:
It has LTE/CDMA setting but if chosen wont get a signal. They tried the other two setting (Global and GSM/UMTS) but gives same result.
Click to expand...
Click to collapse
Try installing Shortcut Master (Lite) and try RAT_Selection(I'm not sure if it requires root though), then force WCDMA only if it will make a difference.
Just bought a LS991 that was supposed to be unlocked. Can it work on T-Mobile?
Hey everybody...
I bought a sim unlocked G4 from ebay. The seller claimed that it was unlocked for use with all gsm carriers, including t-mobile. After receiving the phone, I discovered that the phone was LS991 (Sprint version) and not the international version. If the phone is indeed unlocked as the seller stated, can I just insert a T-Mobile sim and start using right away? Or, will there be limits on the ability to make calls or connect to HSPA or LTE data?
Will the "APN" need updating to work with smoothly with T-Mobile? If anyone has prior experience in using LS991 on T-Mobile, please let me know!

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