Flash Tmobile stock rom on SM-G935FD - Samsung Galaxy S7 Edge Questions and Answers

Hello,
As the title says, I'd like to flash the tmobile stock rom or perhaps the tmobile variant of the SM-G935U on my SM-G935FD. Tmobile is my service provider and I'd like to be able to use wifi calling and samsung pay. I know I can flash these roms without issue, but I was wondering if it would be possible to revert back to stock SM-G935FD firmware, since the tmobile ones have locked bootloaders.
Would it be possible to either flash stock SM-G935FD again or do a hard factory reset?

cloud5673 said:
Hello,
As the title says, I'd like to flash the tmobile stock rom or perhaps the tmobile variant of the SM-G935U on my SM-G935FD. Tmobile is my service provider and I'd like to be able to use wifi calling and samsung pay. I know I can flash these roms without issue, but I was wondering if it would be possible to revert back to stock SM-G935FD firmware, since the tmobile ones have locked bootloaders.
Would it be possible to either flash stock SM-G935FD again or do a hard factory reset?
Click to expand...
Click to collapse
You cant do it, odin will not allow the wrong firmware to be flashed.
And in the this case your talking about flashing firmware from a snapdragon devcie onto a exynos device.
That alone should have been enough to realize its not happening.
Your far better off with exynos anyway, locked bootloader on the snapdragon version...that is crap
Sent from my Note 7, S7 Edge or S6

You can setup and use Samsung Pay on an international device -- check the Samsung Pay thread . I have the DBT (germany) CSC on my phone; before that I had XSG (Saudi Arabia); and both times I have successfully used Samsung Pay.
Wifi Calling won't work AFAIK.

Related

S4 i9507 Flashing + CSC

So my S6 had an unfortunate trip in the lake, and I'm going to resort to my sisters old S4 (I owned one too, but I totalled it).
Mine was rooted and had GPE loaded on it.
My old model was an i9505 and noticed that my sisters is a i9507 which is a strange variant (assuming its 4G+).
Anyway, when she had it, the phone constantly overheated and would constantly reboot. We returned for repair many times, each time showing no signs of issue.
What I would like to know is;
Would i9505 roms suit this phone? Or would I have to make do with stock.
And secondly, I am with telstra and the S4 is with virgin (OPS). Is it as simple as flashing a i9507 ROM from telsra on it, or do I have to do something else? This is for the CSC of course.
Is the phone sim unlocked? I recommend sim unlocking the phone before flashing any ROMs, especially custom ROMs as the unlock code needs to be entered using a stock Samsung dialler.
CSC doesn't really matter if the phone is sim unlocked.
Stock firmware is here: http://www.sammobile.com/firmwares/database/GT-I9507/
audit13 said:
Is the phone sim unlocked? I recommend sim unlocking the phone before flashing any ROMs, especially custom ROMs as the unlock code needs to be entered using a stock Samsung dialler.
CSC doesn't really matter if the phone is sim unlocked.
Stock firmware is here: http://www.sammobile.com/firmwares/database/GT-I9507/
Click to expand...
Click to collapse
Hmm stock firmware is only 5.0.1 and not for the carrier that I want. It's been so long since I've modded (since I've had stock S6 since I bought it). Can I change the CSC on that rom, or would it be locked to Optus.
Anyway I've put in my Telstra sim and it seems to work for the moment, picking up the telstra network and changing the APN's to telstras (maybe there is a CSC in the phone for TEL too?).
Just would like to know now if I'm able to use a GEL or AOSP rom for the i9505.
Thanks for the response.
The firmware should not matter. The CSC files are a customization of app for a particular carrier. There are 3 carriers in Canada (Rogers, Bell, Telus) for the s4 and I can cross-flash the firmware with no problems. I would be surprised if the phone can't work with Telstra if it is unlocked.
According to these specs, the 9507 uses a snapdragon 600 chip which is the chip used in the i337m and 9505: http://www.gsmarena.com/samsung_i9507_galaxy_s4_with_s600_spotted_in_glbench-news-6571.php

Is it possible to flash a stock N910T ROM to N910W8? No difference in hardware.

Currently have a stock N910W8 (Unlocked, Telstra branding), thinking it would be a direct unlocked replacement for my N910T (T-Mobile USA SIM). However the N910W8 can't get 4GLTE no matter how many adjustments I make to the APN
The model number printed in the battery slot is the same, N910T. I thought this would be an easy switch.
I tried flashing the stock N910T firmware via ODIN but was unsuccesful. Kept getting a secure check fail about error using stock N910T DOK2 BL/CP and N910T EPK firmware. Do I not have the right versions?
Is there any other way to do this through ODIN without installing a recovery and rooting? Is it even possible?
igwa said:
Currently have a stock N910W8 (Unlocked, Telstra branding), thinking it would be a direct unlocked replacement for my N910T (T-Mobile USA SIM). However the N910W8 can't get 4GLTE no matter how many adjustments I make to the APN
The model number printed in the battery slot is the same, N910T. I thought this would be an easy switch.
I tried flashing the stock N910T firmware via ODIN but was unsuccesful. Kept getting a secure check fail about error using stock N910T DOK2 BL/CP and N910T EPK firmware. Do I not have the right versions?
Is there any other way to do this through ODIN without installing a recovery and rooting? Is it even possible?
Click to expand...
Click to collapse
Without root its impossible.
You need a modified custom rom from n910t that is compatible with n910w8.
in order to do that you need root and twrp recovery installed.
I beleive LTE bands are different in both models even if you flash n910t rom not sure you will get LTE.
And for wifi calling you will require N910T modem and with N910W8 its not compatible.
Trex888 said:
Without root its impossible.
You need a modified custom rom from n910t that is compatible with n910w8.
in order to do that you need root and twrp recovery installed.
I beleive LTE bands are different in both models even if you flash n910t rom not sure you will get LTE.
And for wifi calling you will require N910T modem and with N910W8 its not compatible.
Click to expand...
Click to collapse
WiFi calling I can deal without, LTE I cant.
Just throwing it out there, why can't one flash N910T firmware on an N910TW8? The hardware between an N910W8 model is literally no different, the model number on the sticker of the N910W8 is N910T. It's not like I'm expecting N910T firmware to run on a Verizon or Sprint model.
There has to be some method to essentially brick a N910W8, removing all trace of N910W8 firmware, CP/CSC/BL data, then install N910T firmware and have it wake up in N910T hardware. Anyone?
igwa said:
WiFi calling I can deal without, LTE I cant.
Just throwing it out there, why can't one flash N910T firmware on an N910TW8? The hardware between an N910W8 model is literally no different, the model number on the sticker of the N910W8 is N910T. It's not like I'm expecting N910T firmware to run on a Verizon or Sprint model.
There has to be some method to essentially brick a N910W8, removing all trace of N910W8 firmware, CP/CSC/BL data, then install N910T firmware and have it wake up in N910T hardware. Anyone?
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Click to collapse
I flashed a few diffrent t mobile roms to my Canadian variant I found just the opposite, I had better LTE coverage with the T-Mobile rom and not so much with the stock n910w8...inless of course you are in fact in Canada...trick is you nead to fined a compatible kernel. ..i beleve its a Nadia kernel. ..spelling mite be wrong but i think thats it
trinilu27 said:
I flashed flashed a few diffrent t mobile to my Canadian variant I found just the opposite I had better LTE coverage with the T-Mobile rom and not so much with the stock n910w8...inless of course you are in fact in Canada...trick is you nead to fined a compatible kernel. ..i beleve its a Nadia kernel. ..spelling mite be wrong but i think thats it
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Click to collapse
Were you able to flash the Stock T-Mobile ROM to the W8 or did you have to root? I'm in the US and even after playing with all the settings the max Down/Up speeds I saw were 2Mbps/0.1Mbps on the Telstra N910W8, compared to my previous 50Mbps/50Mbps on the Tmo N910T.
No you will have to root....easy just flast team win with odin....then download su.zip and flash with your new recovery......why wouldnt you want to root?.......hell i still have my n910w8 motherboard rooted with custem rom if you interested in an extra. ..hope i dont get in trouble for saying that
I prefer to keep it unrooted for the OTA updates. Don't get that with root, updating would just be one more thing to keep up with.
Yes but me personally, like to update when i want to not when they decided i have postponed the update long enough and the next thing you know ur phones updated and u didnt get to have a say in it...but thats just me....not to mention first thing after root is removing all the blot and stupid apps ill never use...back ups are a life saver...iv bricked a device 6 or 7 times in a 12 hour period. ...
1. What about flashing the N910T PIT file along with the PDA, CSC, BL, and CP files for the N910T? What will stop this from succeeding?
2. What about a JTAG service?
3. Is there a differencertain between what ODIN does and using an unbrick image from a N910t from the SD card after a hard brick?
Open to anything at this point, except of course, using a 910TW8 firmware on 910T hardware which is all this is.
igwa said:
Were you able to flash the Stock T-Mobile ROM to the W8 or did you have to root? I'm in the US and even after playing with all the settings the max Down/Up speeds I saw were 2Mbps/0.1Mbps on the Telstra N910W8, compared to my previous 50Mbps/50Mbps on the Tmo N910T.
Click to expand...
Click to collapse
I did not flash stock t mobile ...i flashed a few custom t mobile roms...and thinking about it now i beleve there is a way to flash with out root useing ADB...so maybe look into that

I accidentely flashed an AT&T stock rom onto my verizon S7 Edge :(

I swear I am not stupid, I realize this sounds insane, but originally my S7 Edge had the model number: SM-G935V.
I soft-bricked the phone trying to get the safestrap feature and when I went into the download after bricking it, it had the model number: SM-G935A. I tried multiple times to flash a stock verizon rom, but it wouldn't work. When I saw the model number I decided to try the AT&T firmware on a whim... and it worked
I don't understand how this happened, I feel like the MD5 file I used had a problem with it, or it was not made for verizon (but instead AT&T) but i desperately need to fix this. What do I do?
AT&T has a newer bootloader than Verizon, so... you can't go back. Not until Verizon releases a firmware with the same bootloader version.
Install BRA1 Verizon s7 edge image with Odin, Prince comsy version.
Rtrded_Duck said:
I swear I am not stupid, I realize this sounds insane, but originally my S7 Edge had the model number: SM-G935V.
I soft-bricked the phone trying to get the safestrap feature and when I went into the download after bricking it, it had the model number: SM-G935A. I tried multiple times to flash a stock verizon rom, but it wouldn't work. When I saw the model number I decided to try the AT&T firmware on a whim... and it worked
I don't understand how this happened, I feel like the MD5 file I used had a problem with it, or it was not made for verizon (but instead AT&T) but i desperately need to fix this. What do I do?
Click to expand...
Click to collapse
I think I might want to install the G935U (AT&T) firmware on my Verizon Galaxy S7 Edge G935V currently with Android 8.0
I have downloaded ODIN, Samsung S7 Edge drivers, and G935U (July 24,2018) AT&T version.
Is there any reason I can't do this to my G935V? I am confused on the Boot Loader issues and how they apply
with firmware changes for example when changing a G935V to a AT&T G935U.
I also would like to know if all features continue you work and are there any features you loose.
I have the G935V switched from CDMA to GSM and added a APN config for my Straight Talk AT&T sim.
It works but I don't have LTE band 17 which is used in my area. I barely get coverage on Band 2 in my area.
Thanks,
Ken
The Oreo firmware is out here:
https://www.sammobile.com/firmwares/galaxy-s7-edge/SM-G935U/
I read that I can install the firmeware of sm-935U in my sm-935V, but when i enter in sammobile page ,there is a huge list of 935U firmeware, wich of those do i have to select to work fine in my phone

AT&T Galaxy S8 software update

I have a question. I have the Unlocked AT&T Samsung Galaxy S8 (didn't realise it was AT&T until I received it and turned it on) and when I go to update the software it says it is up to date but it is not. How do I update my software? I am not rooted or anything, the phone is in its normal state.
Is it an unlocked S8 with AT&T firmware or an unlocked AT&T S8? Also, what carrier are you using?
Either way, you can use Odin to flash the newest firmware. Search Updato.com for the firmware for G950U (AT&T variant if you want bloat) or for the G950U1 if you want actual unlocked firmware with no bloat. However, the newest that they have posted if CRF5 and CG3 just came out the other day.
I asked about carrier because:
If you're running on Tmobile for example, use the tmobile firmware. You'll have bloat but you'll get all the features and you'll be good to go on updates.
If you're using Tmobile and want Unlocked firmware download the TMO coded U1 firmware and again, you'll be good with updates.
@jpcdeux I would think it has AT&T firmware because it came with a few AT&T apps on it. However, it is not locked to at&t so I am able to use it in my country (St. Kitts).
Would I have to root?
No, rooting is not required to flash unlocked firmware
Thanks much @jpcdeux

Flashing UNLOCKED ATT Samsung S10+ to use with other carriers

I have two carriers, ATT & Verizon,
I have tried the Verizon chip in my unlocked ATT S10+ (SM-G975U) and only time it ever work some what is when I was at the Verizon Store.
Because of that issue I tried to flash it with "ODIN" with the latest firmware that supposed to be for the Unlocked version, after flashing I still see that ATT LOGO & apps on the phone.
One thing I noticed; while it was restoring it choose "HOME_CSC" instead of CSC that I have choose.
ODIN was on Default settings.
Do you have a guide I can follow to flash the S10+?
Are there pre-rooted custom firmware for the S10+?
Thanks

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