Factory Unlock Rom - General Questions and Answers

Hi
If i factory unlock my us cellular galaxy S5 will i still have to install us cellular roms or can i install Verizon and Sprint?
Thanks

brickman7713 said:
Hi
If i factory unlock my us cellular galaxy S5 will i still have to install us cellular roms or can i install Verizon and Sprint?
Thanks
Click to expand...
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i think us cellular is very similar to Verizon i think a lot of their phones have the same model number so you might be safe, ask in the verizon s5 forums here http://forum.xda-developers.com/verizon-galaxy-s5/help

Trozzul said:
i think us cellular is very similar to Verizon i think a lot of their phones have the same model number so you might be safe, ask in the verizon s5 forums here http://forum.xda-developers.com/verizon-galaxy-s5/help
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Ok, so can I flash a rom for any carrier after I factory unlock?

brickman7713 said:
Ok, so can I flash a rom for any carrier after I factory unlock?
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Click to collapse
like i said ask in that forum, they can help you better since they own the device as well.

Related

S3 SCH-R530 (US Cellular) ROM needed !!!!

there is No ROM created for US Cellular version Galaxy S3 SCH-R530 and i have a dead phone until its made . My phone is rooted but firmware did not install and now its stuck at the download screen and that's all i can do. problem is i guess there is no firmware out yet . i do know the source code is out . its on the Samsung open market . I'm just waiting for a developer to help me . , please any ones help ??
Usc g3 rom
andyp181 said:
there is No ROM created for US Cellular version Galaxy S3 SCH-R530 and i have a dead phone until its made . My phone is rooted but firmware did not install and now its stuck at the download screen and that's all i can do. problem is i guess there is no firmware out yet . i do know the source code is out . its on the Samsung open market . I'm just waiting for a developer to help me . , please any ones help ??
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yes i'm in the same boat, except mine is working. i have root and what not but i just want a clean rom like phantom blazer. but when i installed it everything worked freaking awesome....except no cell signal since its geared for sprint only, i wonder how hard it would be to adjust it to US Cellular.
meldredge88 said:
yes i'm in the same boat, except mine is working. i have root and what not but i just want a clean rom like phantom blazer. but when i installed it everything worked freaking awesome....except no cell signal since its geared for sprint only, i wonder how hard it would be to adjust it to US Cellular.
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Click to collapse
Would the info here be helpful??
http://teamuscellular.com/Forum/topic/2147-stock-rom-backup-for-those-of-you-who-messed-up/
The TeamUSCellular folks seem to be starting some really good work with this phone.
Recovering US cellular S3
andyp181 said:
there is No ROM created for US Cellular version Galaxy S3 SCH-R530 and i have a dead phone until its made . My phone is rooted but firmware did not install and now its stuck at the download screen and that's all i can do. problem is i guess there is no firmware out yet . i do know the source code is out . its on the Samsung open market . I'm just waiting for a developer to help me . , please any ones help ??
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Click to collapse
Here is the rar file from my dropbox for CWM backup of my phone. (The file is being Uploaded)
https://www.dropbox.com/sh/ucd5lxmup5ibnxk/QxnDuVDtE8
There is one more way
Just odin the Verizon system rooted unlocked image. tar (1500 mb) Its rooted system image of Verizon. It works fine for me. All Verizon custom ROMs work too. Stock ROMs fail at the modem stage. Once the boot loaders are unlocked they will load too.The baseband remains of US Cellular.
MD5 file Question
There is a Kies updated for USCC phone. Kies downloaded a file and placed it in the Binary folder.
Named "VZW_HOME_R530UVXALG4_R530UUSCALG4_961795_REV00_user_low_ship.tar.MD5" can this be flashed using ODIN to create a stock phone. Sorry new to flashing
Nathan
maybe this will do
try go to this link : http://www.samsung.com/us/support/SupportOwnersFAQPopup.do?faq_id=FAQ00049096&fm_seq=53670
I has upgrade my SGS3 - SCH-R530U (using Indonesia cellular network - Telkom Flexi)
cheers,
CJ - Indonesia:good:
Can SCH-R530 be used on GSM network?
Hello,
Can the US Cellular SCH-R530 be used on GSM network? I read about the Verizon SCH-I535 being turned into a world phone. The AT&T rom can be flashed to the SCH-I535 and everything works. I think the only thing that cannot be flashed is the ATT modem into the verizon S3.
So can something like this be done to the SCH-R530 phone?
If anyone is willing to try or has any input, please let us know.! Thank you..
adventuressmalik said:
Here is the rar file from my dropbox for CWM backup of my phone. (The file is being Uploaded)
There is one more way
Just odin the Verizon system rooted unlocked image. tar (1500 mb) Its rooted system image of Verizon. It works fine for me. All Verizon custom ROMs work too. Stock ROMs fail at the modem stage. Once the boot loaders are unlocked they will load too.The baseband remains of US Cellular.
Click to expand...
Click to collapse
Are you sure the Verizon ROM will work smoothly in Samsung S3 R530 US Cellular and not brick the phone?
Is the Verizon S3 I535 and USCC S3 R530 have the same hardware?
thanks,
http://teamuscellular.com/Forum/forum/281-galaxy-s-iii-roms-qadiscussions/
If you haven't found help yet, this should fix you ups. All you have to do is install CWM via Odin and then flash one of these!
Would the vzw Roms for s3 work on the new metro s3 as long as the modems stay the same
Anyone know if Rom dev for metro is up
sent from Metro pcs gs3 sch r530m
travchan said:
Hello,
Can the US Cellular SCH-R530 be used on GSM network? I read about the Verizon SCH-I535 being turned into a world phone. The AT&T rom can be flashed to the SCH-I535 and everything works. I think the only thing that cannot be flashed is the ATT modem into the verizon S3.
So can something like this be done to the SCH-R530 phone?
If anyone is willing to try or has any input, please let us know.! Thank you..
Click to expand...
Click to collapse
i have also same query
does Samsung Galaxy S III S3 SCH-R530 support GSM Like Verizon S3?
javed91214 said:
i have also same query
does Samsung Galaxy S III S3 SCH-R530 support GSM Like Verizon S3?
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Click to collapse
any one pl update
does US Cellular S3 support GSM?
There are Cyanogenmod nightlies available for the US Cellular variant of the SGSIII.
http://get.cm/?device=d2usc
Hope this helps.
Sent from my Nexus 7 using xda premium
Unless there are different models on us cellular this may be what you want here.
http://rootzwiki.com/forum/527-us-cellular-galaxy-s-iii-development/
Sent from my SGS3 running Eclipse 2.1
Its already bad enough that CDMA phones do t get as much love as GSM phones but tohave a CDMA phone on a smaller carrier must really suck. Good luck to you all
Sent from my SCH-I535 using xda app-developers app
cell128 said:
Its already bad enough that CDMA phones do t get as much love as GSM phones but tohave a CDMA phone on a smaller carrier must really suck. Good luck to you all
Sent from my SCH-I535 using xda app-developers app
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does US cellular ver have SIM Slot?
javed91214 said:
does US cellular ver have SIM Slot?
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Click to collapse
Yes
meldredge88 said:
yes i'm in the same boat, except mine is working. i have root and what not but i just want a clean rom like phantom blazer. but when i installed it everything worked freaking awesome....except no cell signal since its geared for sprint only, i wonder how hard it would be to adjust it to US Cellular.
Click to expand...
Click to collapse
Ihave a sansumg galaxy III from us celular sch r530 and i live in honduras i like to unlock this phone
You should already be unlocked, us cellular sells them unlocked, other carriers don't.
Ridin the Mystic jellybean unicorn on my blazing SG3
javed91214 said:
i have also same query
does Samsung Galaxy S III S3 SCH-R530 support GSM Like Verizon S3?
Click to expand...
Click to collapse
Nope, I unlock ALOT of Vzw S3s for work, ive spent the whole day flashing different roms and trying everything to no avail, "Global mode" isnt availble as it is for the vzw s3.

[URGENT] At&t unlocked software updated ?

Hey guys,
I am thinking to buy a Galaxy S6 At&t unlocked version from the local shop so there's no chance to go to the BestBuy to update the phone because they don't operate in my country and the same thing goes to Samsung, Samsung has a sales offices in my country, not the help centers. I want to know If I buy that phone, I can get the latest nougat update from At&t or If I flash the latest At&t ROM from the SamMobile, does this affect my unlocked phone? Like after flashing I can still use any carrier network?
Hope you got it what I'm trying to say.
Edit: is Smart Switch will help me to update to the latest firmware?
im 90% sure you can use any sim if its already unlocked on any other carriers firmware but i know some of the U.S variants are locked down to carrier specific
suburbadroid said:
im 90% sure you can use any sim if its already unlocked on any other carriers firmware but i know some of the U.S variants are locked down to carrier specific
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My friend owns the same phone and He can use any network sim but that was not the question. I want to know about the update, If I manually flash the firmware will it break the unlocked functionality as the model firmware are only specific for the network.
no it wont break it
suburbadroid said:
no it wont break it
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thanks

Carrier Unlocked S7 vs Factory Unlocked S7

Hello,
What is the difference, other than carrier bloatware, in a carrier-unlocked Galaxy S7 (G930[A,T,V...etc]) vs a factory unlocked S7 (G930U)? I am planning to buy a T-mobile S7 at full price and then get it unlocked by T-mobile customer rep because it is cheaper for me to do that than buy a factory unlocked version.
The following questions are what I have thought to ask so far:
Installing custom ROMs -- can I install custom ROMs for the G930U on the carrier-unlocked version?
Unlocking bootloader -- Can I unlock the bootloader for the carrier-unlocked version?
Factory Image -- If I just want to get rid of T-mobile bloatware but keep Samsung's factory image/ROM, can I install the factory image of the G930U on the carrier-unlocked version?
What other limitations are there, if any, between the 2 unlocked versions?
Thank you for all your feedback and time.
-James
You can't go custom or any other fun things with any US model S7 (Snapdragon)
You need the International S7 (G930F)
Thanks for the reply. I was thinking about getting the international but I heard it has poor reception with US carriers
jimmyStoo said:
Thanks for the reply. I was thinking about getting the international but I heard it has poor reception with US carriers
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Can't help you with that one I'm afraid, hopefully people in the US using International S7s can reply
Maybe make a new thread titled:
"Anyone in the US using G930F?"
jimmyStoo said:
Thanks for the reply. I was thinking about getting the international but I heard it has poor reception with US carriers
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I have a factory unlocked s7 and I'm using it on T-Mobile. I am having some issues though. I am not getting LTE in places where I had LTE with my S4. I also get 3G a lot when I am supposed to have LTE and no data goes through on 3G for some reason. Not sure if it is an issue with the model I have or if it is a common issue. The factory unlocked one has the bands for T-Mo USA though.
Also there is a thread about this in the tmobile specific galaxy s7 subforum https://forum.xda-developers.com/tmobile-galaxy-s7/help/using-sm-g930f-t-mobile-t3335753

I want to use a unlocked Verizon Samsung galaxy s8 plus device on T-Mobile's Network

Will this work all right and will I get 4G LTE use an unlocked Verizon S8 plus on T-Mobile Network? Would you recommend we do anything or to work or for it to work better any information will be greatly appreciated thanks in advance
GDane1 said:
Will this work all right and will I get 4G LTE use an unlocked Verizon S8 plus on T-Mobile Network? Would you recommend we do anything or to work or for it to work better any information will be greatly appreciated thanks in advance
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I wont get into the method their are many guides on carrier switching firmwares. But yes you could flash T mobiles firmware of equal bootloader To have Tmobiles apps.
I dont know about Verizons model They had mentioned that they where going to start Sim locking phones,As a precautionary security against theft Yea
But make sure your Device is sim unlocked first as flashing carrier firmware will not unlock

Verizon v50?

i keep seeing everything about the sprint variants but not a peep about verizons is it the same methods as sprint? (i hate the new xda layout i miss when there were carrier sub forums under each phone model)
'Methods' for what
Btravelen said:
'Methods' for what
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root & flash from what I've seen yes you can flash these ROM in Verizon model

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