Flashing different region firmware problem - Samsung Galaxy S7 Edge Questions and Answers

Currebtly, my phone has the MTZ firmware csc code (CSC country: Zambia/ZM....with PD1). I want to flash the latest stock firmware PE9 from Mexico region. Would it be possible for me to do that?
Would I need to backup efs? I lost my root just recently because of the policy update issue and im considering of flashing a different firmware from another region.
Any help would be much appreciated!

Related

How to flash firmware without odin fail?

Hi guys, my note 3(n9005) default firmware was Singapore one and i downloaded and flash another country unlocked firmware as usual i did in s3 lte.. but i couldn't flash it every time im trying it get failed. Then i flashed the Singapore firmware and everything was fine. I dont think my phone have regional lock. I juat need to know how can i flash any firmware without any problem????.
Im live in sri lanka and want to flash SLK firmware.. please help me guys. Changing my csc to another will help me to flash any firmware?

[Q][I9505] CSC changed itself

hi guys. anyone experienced the same. here's what happened:
i was using i9505 glb kitkat (csc=glb=globe philippines). i flashed clockworkmod, then install carbon rom.
last month, i re-flash my original glb kitkat. then went to recovery. i noticed that the csc changed to sin (singapore singtel) without doing anything.
now my problem is what rom should i use next time i update to lollipop: glb or sin.
pls help and many thanks.
Is your phone SIM unlocked? If it is, it doesn't matter which CSC you use. Otherwise, stay with CSC GLB.
No. I used regionlockaway to make it sim unlocked.
Then as mentioned, the CSC doesn't matter. Case in point is my I9505. Originally an O2 phone, when I purchased it the S4 was already unlocked and had Ukranian firmware on it. When I installed the Black Edition UK firmware (CSC BTU) after repairing my S4's SIM tray and again removing the SIM lock, I ended up with CSC AUT (Switzerland) instead.
On an open firmware such as CSC BTU, there are actually multiple CSCs within the firmware, and all the CSC does is customize the firmware to the needs of a specific region. In the case of AUT, the firmware installed three Swiss-specific apps that could be easily removed. BTU and the other CSCs essentially do the same thing, and I am guessing this is without modifying the firmware itself.
Ok. Thanks guys. I'll still use glb firmware once lollipop is released. I had once semi-bricked my s4 (got repaired at samsung center) so i'm kinda nervous this time.

Latest Nougat Firmware - Manual Install (Odin)

Hello folks,
I would like to update my S7 Edge (SM-G935F) to the latest Nougat firmware which if I'm not mistaken arrived UK BTU, which is:
PDA - G935FXXU1DQB3
CSC - G935FOXA1DQB1
I would like to install it via Odin, the most stock way possible (don't want root or custom recovery), just because that I'm tired that it haven't arrived OTA in my country (PT).
But I have a few questions regarding this manually update to the latest firmware of another country:
1) Manually installing the latest update from BTU UK will stop me from receiving future OTA updates? and if no, will I be receiving the OTA updates in the future from UK or PT??
2) My device with the currently firmware has no bloatware from any network (was bought unlocked), if I upgrade to the latest firmware from BTU UK, will I still have no bloatware? (or bloat will be installed?)
3) Will I have any problem from installing a firmware from other country (being both for the same model: SM-G935F)?
Thank you very much in advance! :good:
I have everything ready to make the manual flash, just want to clear this things out before I do it.
Thanks
re: odin flashing
Hgneto said:
Hello folks,
I would like to update my S7 Edge (SM-G935F) to the latest Nougat firmware which if I'm not mistaken arrived UK BTU, which is:
PDA - G935FXXU1DQB3
CSC - G935FOXA1DQB1
I would like to install it via Odin, the most stock way possible (don't want root or custom recovery), just because that I'm tired that it haven't arrived OTA in my country (PT).
But I have a few questions regarding this manually update to the latest firmware of another country:
1) Manually installing the latest update from BTU UK will stop me from receiving future OTA updates? and if no, will I be receiving the OTA updates in the future from UK or PT??
2) My device with the currently firmware has no bloatware from any network (was bought unlocked), if I upgrade to the latest firmware from BTU UK, will I still have no bloatware? (or bloat will be installed?)
3) Will I have any problem from installing a firmware from other country (being both for the same model: SM-G935F)?
Thank you very much in advance! :good:
Click to expand...
Click to collapse
Each country or region has it's own CSC which can be easily flashed
by itself without the need to odin flash a different country's full firmware.
The only time you need to think about bloatware is if you flash a specific
carrier's firmware like perhaps vodaphone and most other carriers add
their own bloatwares. But if you only flash the regional firmware for your
country or region like BTU UK you will not end up with bloatware.
Good luck and happy flashing!
Misterjunky said:
Each country or region has it's own CSC which can be easily flashed without
needing to odin flash a different country's full firmware.
The only time you need to think about bloatware is if you flash a specific
carrier's firmware like perhaps vodaphone and most other carriers add
their own bloatwares. But if you only flash the regional firmware for your
country or region like BTU UK you will not end up with bloatware.
Good luck and happy flashing!
Click to expand...
Click to collapse
What about my question about future OTA updates?
Thank you
re: ota
Hgneto said:
What about my question about future OTA updates?
Thank you
Click to expand...
Click to collapse
Future OTA's will not be a problem if you have flashed
the proper CSC for your country before trying to update
future firmwares.
Misterjunky said:
Future OTA's will not be a problem if you have flashed
the proper CSC for your country before trying to update
future firmwares.
Click to expand...
Click to collapse
So you are saying that first I should change my CSC to the UK, then flash the latest firmware via Odin and won't have to worry about future updates? Can't I simply flash the latest UK BTU firmware and it will change the CSC and get me the latest firmware in once?

Upgrade Sg7 without csc

Hey, I hope someone can help me, I have a sg7 edge and I didn't receive the upgrade to nougat, I downloaded an app to check the CSC to my phone but I found something weird, it doesn't show my CSC and in update firmware says forbidden, do you know why or which firmware is the best for me? My phone is factory unlocked
Here are the photos
h ttps://flic.kr/s/aHsm2bXRSd
You want to upgrade only or repair CSC?
If upgrade only, download your ROM from sammobile.com/firmwares. I'm guessing your model is G935FD. Just choose your country. You need basic knowledge of odin to flash.
I can't help for restoring CSC.
csc code lost. Only hope is download firmware from sammobile and flash with odin
https://forum.xda-developers.com/s7-edge/how-to/guide-unbrick-install-stock-rom-samsung-t3550669

CSC Code Won't Change After Flashing Stock Firmware

Hey guys! So, out of curiosity, I've downloaded and flashed the most recent Oreo from Russia (CSC: SER) thinking that I would like to try out the new Oreo software. After I've tried it, I decided to go back to Nougat by flashing the stock firmware (CSC: XME) I downloaded from sammobile.com. After completing it, someway, somehow, the device is now stuck in the Vietnam CSC (XXV). I've been downloading various of XME firmwares from the past and everytime it finish flashes, it will start up in Vietnamese and I'm stuck again with the Vietnam CSC. Nice that I'm able to get oreo with a Vietnamese CSC, but I don't want to use it because the Samsung Pay works different in Vietnam in comparison to Malaysia. And, I've no idea how flashing a SER and then XME would come out with a XXV CSC is beyond my imagination. Is there anyway for me to return back to my stock CSC without rooting and tripping Knox?
Opening the stock recovery completes the CSC installation, give that a try. It's expected to show "Updating 0-100%".
jereyeap said:
Hey guys! So, out of curiosity, I've downloaded and flashed the most recent Oreo from Russia (CSC: SER) thinking that I would like to try out the new Oreo software. After I've tried it, I decided to go back to Nougat by flashing the stock firmware (CSC: XME) I downloaded from sammobile.com. After completing it, someway, somehow, the device is now stuck in the Vietnam CSC (XXV). I've been downloading various of XME firmwares from the past and everytime it finish flashes, it will start up in Vietnamese and I'm stuck again with the Vietnam CSC. Nice that I'm able to get oreo with a Vietnamese CSC, but I don't want to use it because the Samsung Pay works different in Vietnam in comparison to Malaysia. And, I've no idea how flashing a SER and then XME would come out with a XXV CSC is beyond my imagination. Is there anyway for me to return back to my stock CSC without rooting and tripping Knox?
Click to expand...
Click to collapse
So, I have done some digging around the internet and found this link from the Sammobile forum. I've tried the methods in that forum, and it works!
If any of you have suffered the same problem as me, you could perform troubleshoot using this method. It seems that firmware for XME is actually multi-CSC and includes other CSC such as Vietnam, Thailand, Singapore, Myanmar and etc.. The Vietnam CSC is the default CSC.
So, here you go. This is the link: https://www.sammobile.com/forum/threads/39155-How-to-change-CSC-with-a-combination-file

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