SM-G960F Can I downgrade this from android 10 BL 15 - Samsung Galaxy S9 Questions & Answers

Hello guys sorry if it is not on right place, I’m new here.
So I have S9 960F, and i upgrade this to latest firmware on sam mobile, now it is on Android 10 BL 15 “G960FXXSFFUB3” problem is on android 10 can’t play fine few app that I use a lot, so have any way to downgrade my android version on This Bl and firmware above?

Bump

If the bootloader gets patched to not make the version check guess its possible but it is possible the phone to get bricked as well.

Related

I need some tips

Hi there, i just bought this phone and it is already rooted, i tried to upgrade OS (it have Android 5.1) but for my surprise i cant because of root, im really new in all this and i need help with some things like...
Can i upgrade to Android 7.0 with the rom from the official page ?
My phone was SIM unlocked via Unlock Box, it is probably to have any problem if i update my OS ?
Which is the best Rom that you tried ??
Greetings.

SM-j730F Oreo to Nougat downgrade

Hi guys I am new to this forum so if this thread is in the wrong section I apologize.
I have Samsung galaxy J7 2017 phone (SM-J730F). which I bought carrier free-unlocked from a seller in Croatia.
Unfortunately I was stupid enough to fall for the OTA update and installed Oreo on it, after that my phone's battery
life was cut in half and apps started hanging and crashing. I wan't to revert to Nougat, I have tried to flash
two official ROMS downloaded from updato and sammobile but it fails every time. Yes I have tried
multiple usb ports, cables and etc. Problem is I can't find the carrier free ROM for CROATIA on neither updato nor sammobile
and I downloaded south east europe rom which doesn't want to flash. By browsing through multiple pages
I found that the problem might be in the bootloader version, Oreo has higher bootloader version and doesn't
allow flashing a rom with lower bootloader version (which I havent checked). Please guys if someone could help
me with this, cause oreo is driving me crazy and basically making my device unusable. I'd appreciate it if someone could provide
links and tips or walkthroughs. Thanks in advance
PHONE INFORMATION:
MODEL NUMBER: SM-J730F
ANDROID VERSION: 8.1.0
BASEBAND VERSION: J730FXXU3BRI3
KNOX VERSION: 3.1
SECURITY PATCH LEVEL: 1. AUGUST 2018

Samsung A70 - Android 10 - problem google pay :(

Hello
Samsung A70, I even did a new installation of Android 10 (Ukraine version)
I don't even do it without root - only an unlocked bootloader (maybe this is a problem?)
And you can't add a card to google pay, at the end the crashes "can't complete ...."
Help ...
On the old version of Android 9 and fix 1.7 everything worked fine (even on root)
Hi
So im in Germany and i have android 10
Google pay works fine and last time i used it 2 days ago
Maybe update the app or delete the data of it and try again
Anter32 said:
Hi
So im in Germany and i have android 10
Google pay works fine and last time i used it 2 days ago
Maybe update the app or delete the data of it and try again
Click to expand...
Click to collapse
Can send me link, name for this soft ?
I try clear data , new write FW, always problem.
Have unlocked firmware ?
I have unlocked phone but wdym? What link?
Can check and write me Version this german software ?
i try find and download.
onken said:
Can send me link, name for this soft ?
I try clear data , new write FW, always problem.
Have unlocked firmware ?
Click to expand...
Click to collapse
onken said:
Can check and write me Version this german software ?
i try find and download.
Click to expand...
Click to collapse
I have a705fn the dbt version but u cant install it as samsung recalled a70 android 10 firmware
So if u got android 10 dont downgrade cause there is no android 10 avaible anymore
I have Android 10 - SEK version.
I know not can downgrade to 9 ( Pie )
But not can install other version 10 ?
Explain me - why is no android 10 avaible anymore ??

Downgrade to previos build but... help!

Hello friends .. it is possible to downgrade a sprint note 10+ ? I have installed the U1 build firmware and now, i can go back in normal way because the New U1 build update the bootloader. Anny way ? I need to sendero the phone to repair :crying:
I will appreciate any help.
Not possible, as you could read in this active thread: https://forum.xda-developers.com/galaxy-note-10+/help/downgrade-to-earlier-firmware-year-t4182683
Upgrade to new sprint fw with minimum same BL version of your current BL
OnnoJ said:
Not possible, as you could read in this active thread: https://forum.xda-developers.com/galaxy-note-10+/help/downgrade-to-earlier-firmware-year-t4182683
Upgrade to new sprint fw with minimum same BL version of your current BL
Click to expand...
Click to collapse
It sounds good to me, but when I felt the impossibility of not being able to downgrade I was forced to sell it as a tmobile device, since for some strange and not logical reason, it did not register on the sprint network in any way and the only option that sprint gave me is to send it to warranty:crying:

(NEED FiRMWARE) masstel tab 10 plus Android 8.1

Got a practically new paperweight for free today, but can't find the firmware it needs (masstel tab 10plus with Android 8.1). I'm 99% sure it's the one I need. If there is any other compatible FW please let me know.
Thanks in advance,
HelpTheNewbYouMust

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