Samsung S7 G930F - Need workaround for installing ROM via Odin, TWRP overwritten - Samsung Galaxy S7 Questions and Answers

Hey there,
I have a nasty problem with my Samsung S7 G930F.
Rooting went fine, wiped everything to get access to the internal storage for backup. Now I need the German version of Vodafone ROM to use Wifi Calling which is really essential for me.
However I only get this ROM at Sammobile which must be flashed via Odin then. When I flash the ROM everything I did before gets lost, TWRP gets overwritten by a Android Recovery.
If I reinstall TWRP now, the wipe - which is necessary for backup or Xposed - is gone.
Everytime I try to install the ROM everything is replaced, even if I put in HOME_CSC file at CSC in Odin.
I really need this special ROM, however it is pretty important to get access to backup and Xposed.
Is there any way to preserve my TWRP status AND installing the new ROM? Or maybe there is a way to convert the Odin tar files to a zip which can be flashed in recovery?
Thank you so much!

Related

Rooting G920I with CF-ROOT 5.1.1

Hi all,
Thank you firstly for the site, has been very helpful for me over the years.
The last time I root'ed my S6 was with BOE3, but I can't quite remember how I did it.
I think from memory, after flashing the ROM in ODIN, this overwrote my TWRP Recovery with stock recovery. I then flashed TWRP again using ODIN, and used Chainfire's CF-Root (Not AutoCF-Root). and flashed this from within TWRP Recovery.
Does this sound correct? I'll write it down this time when I go ahead and do it.
Not too bothered about KNOX or Samsung Pay.
Thanks in advance
Sounds correct. I think the cf-root file includes SuperSu and busybox!? You cn also Flash the latest SuperSu zip instead of the cf-root but both are fine.

Is it possible to flash stock firmware eventhough I installed TWRP?

Hi Guys.
I've reached a state of confusion reading about OTA-updates, TWRP and root. My question question is this:
I installed TWRP, flashed the verity opt encryption kernel and rooted my G930F. Everything works and all is good. But with the new Chainfire AUTO-ROOT (is it X.72?) OTA-updates has been disabled.
I'm confused about the reason for this. Does this mean that I risk bricking my phone if I at some point in timez deside to flash stock rom via ODIN? Or will this just replace TWRP with original recovery and overwrite root?
Sorry for my noob-mind. I'm new to Samsung devices.
Best regards.
If you flash stock rom via Odin TWRP will be deleted and stock recovery will be installed. You will also lose root privileges. Make sure you have a backup before flashing stock via Odin. Once restored stock rom via odin follow same steps you took the first time you rooted your phone.
Leeum said:
If you flash stock rom via Odin TWRP will be deleted and stock recovery will be installed. You will also lose root privileges. Make sure you have a backup before flashing stock via Odin. Once restored stock rom via odin follow same steps you took the first time you rooted your phone.
Click to expand...
Click to collapse
Thanks alot!

Help! Boot fail after TWRP

Hey.
Just installed TWRP from the guide on XDA (will post link later). Odin worked, everything was OK. Until I installed a ROM.
I have tried 4 different ROMs withone outcome - phone wont get past first boot screen - the one witn Samsung S-+ Powered by Android. No matter the minutes I wait, it just stays there. No Samsung logo as normal boot is displayed.
I can freely get to recovery or bootloader. But there is a problem - I dont know the precise string full model number after G955F*. Therefore I dont know what stock image or bootloader to choose.
My questions:
1. How to get back to working phone?
2. How to check the full model number in this situation?
TWRP works perfectly. Odin works. Just System wont boot...
Thanks in advance!
Tom
Did you flash magisk before the first boot ?
Did you forget to OEM Unlock ?
Did you flash the right firmware for your device ?
If you forgot to OEM Unlock your royally screwed, follow the steps again to the letter and try CF-Autoroot or magisk after first boot.
Tried both Magisk and SuperSu, both no luck. I did update the phone via OTA, did not flash anything besides TWRP via Odin. Both Magisk and SuperSu were part of AROMA for the ROM.
I have G955F European version. Can I flash any ROM from Any country that matches the model name (via Odin) or do I need specific version that corresponds with my previous stock ROM verson (string after G955F*).
I did unlock OEM on stock ROM before TWRP flash. Downloader mode shows Unlocked True.
MecenasPL said:
Tried both Magisk and SuperSu, both no luck. I did update the phone via OTA, did not flash anything besides TWRP via Odin. Both Magisk and SuperSu were part of AROMA for the ROM.
I have G955F European version. Can I flash any ROM from Any country that matches the model name (via Odin) or do I need specific version that corresponds with my previous stock ROM verson (string after G955F*).
I did unlock OEM on stock ROM before TWRP flash. Downloader mode shows Unlocked True.
Click to expand...
Click to collapse
That's exactly what i did for mine, odd try flashing the bat stock ROM, also fash the Notorious kernel.
You CSC in aroma should be set to multi ( it's the default selection ) keep everything stock when you flash the ROM and see if it boots before falshing anything else, there is a newer TWRP now ending 3.1.1-1.
Strange thing is, whenever I turn on my phone it boots straight to Recovery - like there's no system partition.
I will download and try BatStock. Should I upgrade bootloader & modem through Odin?
I'm also thinking about flashing stock ROM through Odin. Maybe this will work?
Also, it's strange - I don't see any other files than TWRP folder when I connect the phone to PC.
Installed BatStock Rom, same thing happens - stuck on SAMSUNG Galaxy S8+ Powered by Android and nothing happens.
BatStock ROM in Aroma has option to flash bootloader and modem. Should I use it?

Question about custom ROM and going back to stock

Hi everybody, I have a SM-G920F with android 7.0 rooted with magisk and TWRP, but with stock ROM.
I'm planning to give NexusOS 9.0 a try and do :
Backup my data and settings with TitaniumBackup
Backup everything in TWRP
Flash ROM,magisk,Gapps according to NexusOS's thread
If I want to go back to Stock, what do I have to do ? As of now, I would think of :
download my latest firmware on https://www.sammobile.com/firmwares/galaxy-s6/SM-G920F/
Flash it through Odin by selecting the firmware in "AP"
But do I need to do anything else before/after flashing stock ROM, like wiping something ?

How would i go about installing stock rom on S7 Edge using TWRP with SAMOBILE files?

Hi, as the title says im looking for a way to keep TWRP while i install the newest stock room for my specific version of the S7 Edge.
I already downloaded the 2GB zip file from sammobile, but that files are made for the Odin installer, and if i install it trough Odin i am guessing TWRP will go away.
tl;dr: Im looking for a way to have MAGISK hence TWRP and newest stock for my specific version of the S7 Edge
lazykpox said:
Hi, as the title says im looking for a way to keep TWRP while i install the newest stock room for my specific version of the S7 Edge.
I already downloaded the 2GB zip file from sammobile, but that files are made for the Odin installer, and if i install it trough Odin i am guessing TWRP will go away.
tl;dr: Im looking for a way to have MAGISK hence TWRP and newest stock for my specific version of the S7 Edge
Click to expand...
Click to collapse
The only way you're going to flash any kind of stock firmware while keeping TWRP is if someone has conveeted your stock firmware into a flashable.zip that can be flashed in TWRP. If there is not a flashable .zip available, you wont be able to do what you're trying to do.
The only other way to flash stock firmware is to use Odin or mobile Odin and they will both remove root and TWRP.
Typically, Samsung devices that are rooted and have TWRP can only update the stock firmware via Odin, mobile Odin, Kies or SmartSwitch. This removes root and TWRP which means those users have to root their device again and flash TWRP again.
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