[Q] Noob ?: Are ROMs carrier specific? - Sprint Samsung Galaxy S III

I apologize if this is a stupid question, but I couldn't figure out the answer clearly after doing a search. I currently have the S3 with Sprint and am using a custom ROM. I want to switch to T-mobile (b/c their service is better in my area) and I know that I will have to get a new S3 that works on their GSM network. My question is will the same ROMs that worked on my Sprint S3 work on my Tmobile S3, or are roms carrier specific? Thanks

For the most part, roms are carrier specific. There's a sticky thread in development that you can make any rom work for your phone, you will have to get your hands dirty tho. Not just a zip and flash type thing.

Related

Global TP2

I have a global Verizon TP2, that I've now moved to T-Mobile service. Obviously, I'm now using the GSM network.
My questions is, and I haven't seen it answered elsewhere, can I flash a GSM ROM or must I flash a CMDA Rom and set my network manually?
I may have missed the answer in my search, I admit, but I did try.
I should add, I've unlocked using HardSpl and the radio unlocker by Olipro and friends, which is how I got it working with T-mobile. I've also flashed the unofficial "official" 6.5 ROM for Verizon TP2.
CDMA is thats what your base phone is.
canoliman67 said:
I have a global Verizon TP2, that I've now moved to T-Mobile service. Obviously, I'm now using the GSM network.
My questions is, and I haven't seen it answered elsewhere, can I flash a GSM ROM or must I flash a CMDA Rom and set my network manually?
I may have missed the answer in my search, I admit, but I did try.
I should add, I've unlocked using HardSpl and the radio unlocker by Olipro and friends, which is how I got it working with T-mobile. I've also flashed the unofficial "official" 6.5 ROM for Verizon TP2.
Click to expand...
Click to collapse
I'm not positive but I do not think you can flash any rom but an official upgrade from verizon, This is a hybird phone and no cooks have made any customs roms for it yet that I'm aware of...
There are custom ROMs for CDMA TP2, but not as many as for GSM TP2. I was just wondering. If I flash a CMDA ROM, I have to work through all the settings again to set it up for GSM, and it's a pain.
But if I must, I must.
canoliman67 said:
I have a global Verizon TP2, that I've now moved to T-Mobile service. Obviously, I'm now using the GSM network.
My questions is, and I haven't seen it answered elsewhere, can I flash a GSM ROM or must I flash a CMDA Rom and set my network manually?
I may have missed the answer in my search, I admit, but I did try.
I should add, I've unlocked using HardSpl and the radio unlocker by Olipro and friends, which is how I got it working with T-mobile. I've also flashed the unofficial "official" 6.5 ROM for Verizon TP2.
Click to expand...
Click to collapse
It is a verizon phone so it is CDMA with the ability to use the GSM network. You HAVE to flash a CDMA ROM.
Read this.
http://forum.xda-developers.com/showthread.php?t=566043
Head over to the Touch Pro 2 forums at ppcgeeks.com. That is a comunity more dedicated to CDM A development. There are quite a few CDMA roms available there.

Best Rom/Radio for Dual CDMA (Sprint) / Domestic GSM (AT&T) usage

Im looking to flash a custom rom to a Sprint HTC Touch Pro 2 for the sole intention of getting rid of my work phone (AT&T Blackberry). What is the best ROM (and easiest to switch between radios) to do something like this?
Thanks for any tips!
beestea said:
Im looking to flash a custom rom to a Sprint HTC Touch Pro 2 for the sole intention of getting rid of my work phone (AT&T Blackberry). What is the best ROM (and easiest to switch between radios) to do something like this?
Thanks for any tips!
Click to expand...
Click to collapse
So far as I know you cannot flash a GSM ROM to a CDMA phone. It will not work.
stevedebi said:
So far as I know you cannot flash a GSM ROM to a CDMA phone. It will not work.
Click to expand...
Click to collapse
The CDMA touch pro 2 is also a "world phone" so it has a built in GSM radio. The key is unlocking it for domestic GSM carriers. There are some unlockers to do this, but I am assuming there are various different radios and ROMs you can use that may make this work better or be easier to use.
beestea said:
The CDMA touch pro 2 is also a "world phone" so it has a built in GSM radio. The key is unlocking it for domestic GSM carriers. There are some unlockers to do this, but I am assuming there are various different radios and ROMs you can use that may make this work better or be easier to use.
Click to expand...
Click to collapse
I am aware of the "world phone" capabilities, and I stand by my statement. You will brick your CDMA phone if you flash a GSM ROM. You need to flash a CDMA ROM.
I believe that it is possible to "un-brick" back to CDMA, although so far as I know no one has "un-bricked" a GSM phone that was accidentally flashed with CDMA.
for better results... aka answers.
i suggest asking this question here --> linky.
because primarily your phone is CDMA,
therefore a CDMA ROM would be needed/required.
i also suggest a read of this --> linky.
it is very informative.
and should help a lot with answering your questions.
hope that helps.
sh4d0w86.
As a CDMA/GSM phone we have the capability to use a GSM sim card, but we can only use tools that were specifically built for CDMA, including ROMs/radios. Flashing a GSM rom/radio will seriously hurt your phone, possibly rendering it unusable.
To unlock for a GSM carrier in the continental US, you will first need to SIM unlock, either through calling your carrier and requesting a SIM unlock or using the olinex SIM unlocker found in the CDMA forums: http://forum.xda-developers.com/forumdisplay.php?f=517
There are a couple guides to getting the tp2 working on various carriers.
Wellllll... Where are the guides
Please some help,
I have read and reand and dont find the answer.
i have a world phone, i just to know if there are custom ROMs for them, i use it mainly on GSM but i would not like to lose the CDMA option.
My device is a sprint TP2, i am using it in Mexico, with telcel GSM. I Just want a custom ROM for it, please Help!
parras said:
Please some help,
I have read and reand and dont find the answer.
i have a world phone, i just to know if there are custom ROMs for them, i use it mainly on GSM but i would not like to lose the CDMA option.
My device is a sprint TP2, i am using it in Mexico, with telcel GSM. I Just want a custom ROM for it, please Help!
Click to expand...
Click to collapse
Hi mate, even i have Sprit TP2.. with radio unlocked,even i use GSM network. u can switch to any ROM u want.. i m using ENERGY roms, n its working pretty well..
<< http://forum.ppcgeeks.com/showthread.php?t=86489 >> i m using this.
but only upgrade the phone with CDMA roms, as GSM Rom wont work on it. n u wont loose ur CDMA option.

Best Rom for Rogers Users

Hello, I'm not new to the flashing scene. I had the Captivate, Infuse, and new I'm using the S3. I thought flashing the S3 would be the same as the rest but I was sadly mistaken when I Hard Bricked my phone last night. So now I'm back from the Rogers store and I'm ready for round 2. For the problem is not rooting my phone but the Roms, and which one is suitable for my Rogers S3. Can someone help me out with this one.
Thanks in advance
Just make sure the ROM is compatible with rogers. Ask in the thread if your not sure. I was under the impression all roms in this section work for rogers.. I'm at&t so don't quote me on that.
Look here
http://forum.xda-developers.com/showthread.php?t=1981141

New radios flash on alphas4 or infamouses4

Dear seniors Developers. I have a quick question is there any way i can update to the new's RADIOS or are there already install and should I do it .. also im not on TMOBILE network im on H2O its a att network is there a way i can flash the radios for att and wont complicate or screw things up... Im on alpha Rom and infamous rom

Hi I have a few questions about using a phone made for another neterwork (att) on tmo

Well in short I have an At&t Model GS4 the i337 its currently unlocked running on stock Nj4 and of course want to root it. First of all i suspect i need to use t mobile roms now that i am on that network.
Here is a list of questions and links are also appreciated as answers anything that helps!
First and foremost how should i root this (my last device was a G3) so if things are different please tell me also, I their an app or a thread you can point me to.
Secondly how do i update it to a v5.1 or the latest so updating them rom later is not a problem if i must use odin to do this (i want to use the latest to use odin the least)
Lastly anyone who can give directions on how to root and get to the latest version of android i wold greatly appreciate the time anyone spend to respond to this this post i TYIA
So any links that will work work with NJ4 I would be so happy I have only experience with the G3 I feel i know what to do with it but the Gs4 is new to me and i appreciate any help i receive/
Thank yo for reading this and TYIA for responding thank you for your help i hope its as simple as someone posting some links so i can do this easy i again thanks for leading me through the fog and TIA
@BeatnikBandit :
Basically, you're in the wrong forum. You'll need to get support fir the ATT version i337 over in the forum for that model. I used to have one, actually. I sold it on Swappa and got a T-Mo M919 S4 so that I could take advantage of all the AOSP ROMs for the M919. At least as of a year ago, there was no way to unlock the boot loader on the i337 and the only ROMs available for it were basically just skins on the TouchWiz kernel. ROMs, such as they were, used something called SafeStrap. Not sure if things have changed for that device in the year since I gave it up.
You can only use ROMs made for your model. So, even if the locked boot loader weren't an issue with the i337, its hardware is different from the Verizon or T-Mo variants. Using a ROM for a different model will give problems. On the T-Mo M919, there's a bit of an exception in that we're hardware comparable to the international variant, so we can often use ROMs for that one (9505 I think). Oh, and the M919 never got an official lollipop upgrade from T-mo before they gave up on it, so there are some issues with using LolliPop ROMs on the M919.
I'm sorry I can't help you with how to root, but presumably you will find that answer over in the i337 forum.
As for using the i337 on T-Mo, that should be easy enough. Just go in and enter the APN information for T-Mo (probably is in the T-Mo forum somewhere) in place of the ATT APN info and you should be good to go, presuming your phone is SIM-unlocked. Instructions on SIM-unlocking it should be in the ATT i337 forum, if you're not already unlocked. For example, when I got my M919, all I had to do to get it to work on ATT was enter the APN info from ATT, and BOOM I was on the network. I bought a pre-SIM-unlocked phone to avoid having to unlock it myself.
I hope this is at least a little helpful even if it's not all the answers you were hoping for.
Marc

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