How to change CSC back to original if you are not able to - Samsung Galaxy S20 FE Guides, News, & Discussion

So i have a S20Fe exynos and me being impatient installed oneui4 SER version on device thinking that will see whatever happens. I am also developer of Clean OS rom for s20fe so i tried using my csc feature script and it worked flawlessly in SER csc but I thought of coming back to oneui3 so I installed it back using my default INR regiom firmware of November although it installed fine in ODIN when i tried to install my csc feature it showed my csc is SER and didnt installed. My fear of csc getting stuck got true i tried refreshing again but SER came. Then i remembered what I used to do in S3 days to fully clean install firmware in my device and thought of doing so
Steps for the process are
Open csc files of your firmware and extract the .pit file from it
Open odin and load all your respective files in the slots
Go to pit option tab and select the .pit file you extracted
Now go to options and unselct auto reboot and select nand erase
Start the flashing process.
This process fully wipe your nand of your device
After this I got my default csc back to inr and all my functions are working properly including my csc features.
This method was personally test by me but i cant give guarantee that i will 100 % work for you but what is the harm in tryinf it out.

I have g7810(chinese verison) of S20FE 5g.I want to change the csc..If i change it to other region will i be able to lock my bootloader with that and get regular update just as normal?

madadictromtester said:
So i have a S20Fe exynos and me being impatient installed oneui4 SER version on device thinking that will see whatever happens. I am also developer of Clean OS rom for s20fe so i tried using my csc feature script and it worked flawlessly in SER csc but I thought of coming back to oneui3 so I installed it back using my default INR regiom firmware of November although it installed fine in ODIN when i tried to install my csc feature it showed my csc is SER and didnt installed. My fear of csc getting stuck got true i tried refreshing again but SER came. Then i remembered what I used to do in S3 days to fully clean install firmware in my device and thought of doing so
Steps for the process are
Open csc files of your firmware and extract the .pit file from it
Open odin and load all your respective files in the slots
Go to pit option tab and select the .pit file you extracted
Now go to options and unselct auto reboot and select nand erase
Start the flashing process.
This process fully wipe your nand of your device
After this I got my default csc back to inr and all my functions are working properly including my csc features.
This method was personally test by me but i cant give guarantee that i will 100 % work for you but what is the harm in tryinf it out.
Click to expand...
Click to collapse
do I still have to flash the rest of the files?

S20fe.hype said:
do I still have to flash the rest of the files?
Click to expand...
Click to collapse
Yeah you have to flash ap.bl cp and csc like normal

madadictromtester said:
Yeah you have to flash ap.bl cp and csc like normal
Click to expand...
Click to collapse
I cant find pit file in csc
Where can i find it?

S20fe.hype said:
I cant find pit file in csc
Where can i find it?
Click to expand...
Click to collapse
It is .pit file in csc zip

madadictromtester said:
It is .pit file in csc zip
Click to expand...
Click to collapse
I flashed it with repartition activated
Nand erease auto reboot not selected
And still not repair csc
I miss a step?

S20fe.hype said:
I flashed it with repartition activated
Nand erease auto reboot not selected
And still not repair csc
I miss a step?
Click to expand...
Click to collapse
No not really although this step worked for me but i dont really know of it will work for others

But how to change CSC to default, as if I hadn't changed him before, but without wiping data, pls i very need

Related

[Q] Ace 2 Flashable?

Hey guys,
i am new to this forum, having changed to ace 2 from my old lg p500 optimus one. and i was wondering if i can flash pre rooted firmware with odin on my phone, which is bought in singapore. i read from the Flashing Guide by kyrillos13 here that
kyrillos13 said:
If you have OXX csc in your firmware (most of central-eastern Europe does; you can check by typing *#1234# and looking at the CSC - I8160OXXxxx), feel free to flash it on top with Odin, it will not wipe your data.
Click to expand...
Click to collapse
well, my phone has OLB csc, baseband is XMA1. so can my i flash my phone with odin and prerooted stock firmware without wiping data or anything? help will be appreciated.
if i left out any info please tell.
Yes you can flash prerooted firmware without whipping
Follow this guide : forum.xda-developers.com/showthread.php?t=1881964
OsamaGhareeb said:
Yes you can flash prerooted firmware without whipping
Follow this guide : forum.xda-developers.com/showthread.php?t=1881964
Click to expand...
Click to collapse
Um well, thanks for the reply, but i might have considered that particular method if i wasnt schooling right now. Besides, i dont fancy installing a linux distro on my laptop anytime soon. So.. Any other less time consuming or simpler ways to go about it?
PokMahPok said:
Um well, thanks for the reply, but i might have considered that particular method if i wasnt schooling right now. Besides, i dont fancy installing a linux distro on my laptop anytime soon. So.. Any other less time consuming or simpler ways to go about it?
Click to expand...
Click to collapse
Hey, I am not 100% sure but I think that it would change your CSC, meaning you would no longer have Samsung Kies support. I think that is about it, BUT I may be wrong. Perhaps if you post in kyrillos13's guide, he might be able to help, or at least give his opinion! Good luck!
First, if you are rooted now, grab your CSC files. If you have Cygwin this would have been easier..
Then you can flash prerooted firmware using Odin. (Just download the ones on the thread, its lost in the pages)
Then, after flashing, if you want to flash a deodexed ROM, place the CSc files inside the ROM's zip. And you won't lose your CSC.
But im not rooted yet.... ;(
GT-I8160 DXMA1 XSP prerooted
After download extract files then open Odin and select system_rooted.tar.md5 as PDA, and csc.tar as csc.
Check: Auto reboot and F. Reset Time.
Now hit Start..
OsamaGhareeb said:
GT-I8160 DXMA1 XSP prerooted
After download extract files then open Odin and select system_rooted.tar.md5 as PDA, and csc.tar as csc.
Check: Auto reboot and F. Reset Time.
Now hit Start..
Click to expand...
Click to collapse
thanks. btw, what does XSP stand for? please dont mind me asking haha but im kinda noob in these areas
OsamaGhareeb said:
GT-I8160 DXMA1 XSP prerooted
After download extract files then open Odin and select system_rooted.tar.md5 as PDA, and csc.tar as csc.
Check: Auto reboot and F. Reset Time.
Now hit Start..
Click to expand...
Click to collapse
and does it wipe data? isit tested
It's for Saigapore area and other countries
It's not tested
And all data remain

I need your all help. dead s9 / bricked

So i have a samsung s9 SM-G960F/DS version. i had have run TWRP on it and magisk + exposed and it worked fine. i had to uninstall exposed to log into some apps and then i would reinstall it agian. but when i ran the exposed unintaller the phone would not boot. i tryed diffrent things and it would not boot unless it had the exposed intalled on it. i did a complete wipe of the phone with TWRP and now i canĀ“t install stock rom. i downloaded the latest stock ROM for my model and the latest odin that can handle the lz4 compression. bur when i but in BL AP CP CSC it just get stuck on system.img all the time. i there is simply nothing i have not tryed. and nothing works for me. The only think working is if i flash the TWRP then i can boot into recovery TWRP. thats it. i am at a point where i will pay anyone who can help me figure this out cause i almost lost all hope for this to work agian. So i really really hope someone here have an ide to what could work for me. every tip and trick i will test and if someone offer help via discord or somthing i would also be glad to hear from you.
Hi
Extract and flash bootload.img or hidden.img file from the main stock rom.
I'll check the actual file name for you when I get home later. Did experience that problem sometime back on my s6 edge.
Usually there is a small error message on the screen of the s9 if odin fails or stalls. It's small blue text, I have a feeling it's either 'magic string error' or 'SYSTEM not [Sec]' or close to it. I find this happens when flashing the wrong firmware for that model. Example, flashing G960N firmware for a G960F.
I just did a reflash and here are my exact steps for my G960F.
1. Download Odin 3.13.1
2. Make sure Samsung Drivers are installed
3. Grab the latest firmware for your device, my device is a G960F so I just picked the latest BRJ3 firmware with November patch from Updato. Just get the firmware for your exact model.
4. Extract the files from the ZIP file
5. Add all the correct BL, AP, CP and CSC files to odin.
6. Select nand erase
7. Boot S9 into download mode
8. Flash to phone.
Don't try to flash TWRP before installing the full firmwares and until the phone is setup.
If all fails, and because you seem to be able to install TWRP, then you can download TGP Kernel ROM and flash that. It is based on stock G960F firmware, has a nice aroma installer for selecting various things and tweaks. It also provides a clean install of Magisk if that's something you like.
Also be sure to flash no-DM Verify.
Make sure you're not trying to downgrade the bootloader, I'm sick of writing out the same guide each time and I just did it earlier today so shouldn't be hard to find
*Detection* said:
Make sure you're not trying to downgrade the bootloader, I'm sick of writing out the same guide each time and I just did it earlier today so shouldn't be hard to find
Click to expand...
Click to collapse
thanks for the replies. the issue is fixed and the problem was the i last my "magic string" but a friendly person on the forum sent me the things needed to restore it and then restore to prerelease rom so i could upgrade to latest rom agian.
zalik20 said:
thanks for the replies. the issue is fixed and the problem was the i last my "magic string" but a friendly person on the forum sent me the things needed to restore it and then restore to prerelease rom so i could upgrade to latest rom agian.
Click to expand...
Click to collapse
Why not ot share those items to help others in the forum.
nsnobel2 said:
Why not ot share those items to help others in the forum.
Click to expand...
Click to collapse
You should look for samfirm or frija tool . Those would help you get latest firmware for your phone. Download it , flash it with odin and everything should be fine. Just remember that its possible that as you would be on latest firmware, you might not be able to downgrade in future.

SM-A720F (A7 2017) Flashing INS firmware over XSG - Odin Error

I have a Samsung A7 2017 (SM-A720F) brought from UAE having latest Oreo update. While I tried to flash an INS version over this Odin detects the phone. But after hitting start it takes some time and gives error like failed. I also tried to root it with CF-AutoRoot file. Those also have the same error. Developer mode, USB debugging and OEM unlock are ON. Trying with windows 10 + Odin 3.13 (latest). Any solution ?
Combination file successfully flashed. But, still not able to flash another country File. Can I proceed with original country file (i.e XSG stock firmware) ?
Please help me
MajjuBhai said:
I have a Samsung A7 2017 (SM-A720F) brought from UAE having latest Oreo update. While I tried to flash an INS version over this Odin detects the phone. But after hitting start it takes some time and gives error like failed. I also tried to root it with CF-AutoRoot file. Those also have the same error. Developer mode, USB debugging and OEM unlock are ON. Trying with windows 10 + Odin 3.13 (latest). Any solution ?
Click to expand...
Click to collapse
Root with twrp and magisk, cfautoroot is OG in my opinion . Try flashing just CSC_home or whatever it is called in Odin.
SnowFuhrer said:
Root with twrp and magisk, cfautoroot is OG in my opinion . Try flashing just CSC_home or whatever it is called in Odin.
Click to expand...
Click to collapse
I'm able to flash Combination file, original country (XSG) file and also flashes TWRP. But, I can't get access to TWRP after flashing it. Always it replaced by Stock recovery. And apart these 3 files nothing flashes, including CSC file alone...
MajjuBhai said:
I'm able to flash Combination file, original country (XSG) file and also flashes TWRP. But, I can't get access to TWRP after flashing it. Always it replaced by Stock recovery. And apart these 3 files nothing flashes, including CSC file alone...
Click to expand...
Click to collapse
When you flash twrp, untick auto reboot in odin. Boot straight into twrp without booting system.
SnowFuhrer said:
When you flash twrp, untick auto reboot in odin. Boot straight into twrp without booting system.
Click to expand...
Click to collapse
Ok Boss. One last question. After rooting my phone Can I able to flash any country Firmware on my phone ?
If Yes, Any precuations to be taken ?
(Currently it is on RMM State : Prenormal, I will try flashing TWRP after a couple of days.)
MajjuBhai said:
Ok Boss. One last question. After rooting my phone Can I able to flash any country Firmware on my phone ?
If Yes, Any precuations to be taken ?
(Currently it is on RMM State : Prenormal, I will try flashing TWRP after a couple of days.)
Click to expand...
Click to collapse
It won't help change the csc. But hadesrom oneui has a huge selection of csc's you can select when flashing it.
SnowFuhrer said:
It won't help change the csc. But hadesrom oneui has a huge selection of csc's you can select when flashing it.
Click to expand...
Click to collapse
If I flashed HadesROM OneUI with 'INS' CSC can I able to downgrade it with INS Stock firmware in future ?
Is the binary thing really need to consider while flashing that ?
PS : I looked on HadesROM. It is temptating. But, the real problem is with VoLTE which affects the network badly here... The VoLTE only network is a large mess here... And thanks for your unconditional Help & Support :fingers-crossed:
MajjuBhai said:
If I flashed HadesROM OneUI with 'INS' CSC can I able to downgrade it with INS Stock firmware in future ?
Is the binary thing really need to consider while flashing that ?
PS : I looked on HadesROM. It is temptating. But, the real problem is with VoLTE which affects the network badly here... The VoLTE only network is a large mess here... And thanks for your unconditional Help & Support :fingers-crossed:
Click to expand...
Click to collapse
It should work to change csc with Hades and then flash stock. Just make sure you don't reflash csc then because it could change.

Samsung S9 error when turned on..

Hy,
When I turn on my Samsung Galaxy S9 I get these message
"only official released binaries are allowed to be flashed"
I have model number: SM-G960F
one UI version: 1.0,
android version: 9
baseband version: G960FXXS7CSJ3
Please, how can I repair it?
Idjundje said:
Hy,
When I turn on my Samsung Galaxy S9 I get these message
"only official released binaries are allowed to be flashed"
I have model number: SM-G960F
one UI version: 1.0,
android version: 9
baseband version: G960FXXS7CSJ3
Please, how can I repair it?
Click to expand...
Click to collapse
You need to reflash using smart switch on windows
I try, but my phone is not supported
I forgot to write I root my phone before that..
Download the last firmware for ur devise from sammobile website then flash the rom using Odin app
Ok,
I download last firmware from sammobile
(PDA: G960FXXS7CSK6
CSC: G960FODX7CSJ1)
and now what files I must chose in odin (I have Bl, CP, AD, CSC and HOME CSC)?
Put every file in its place bl in bl cp in cp and there is 2 csc file choose csc not home csc
I put only Bl, CP, AD and I left CSC blank, and after that the phone restarted and entered the recovery menu so first I did a wipe data / factory reset and then wipe cache partition and then I restart phone. And now everything is fine and ok ..
Adham_android said:
Put every file in its place bl in bl cp in cp and there is 2 csc file choose csc not home csc
Click to expand...
Click to collapse
Adham_android said:
Download the last firmware for ur devise from sammobile website then flash the rom using Odin app
Click to expand...
Click to collapse
no. no no no. lol just no. see below for correct answers
Adham_android said:
Put every file in its place bl in bl cp in cp and there is 2 csc file choose csc not home csc
Click to expand...
Click to collapse
yep. the CSCs are very important tho. see below for more CSC info
Idjundje said:
I put only Bl, CP, AD and I left CSC blank, and after that the phone restarted and entered the recovery menu so first I did a wipe data / factory reset and then wipe cache partition and then I restart phone. And now everything is fine and ok ..
Click to expand...
Click to collapse
CSC is Country Specific Code. It isnt strictly necessary to flash a CSC if youre flashing firmware on your phone, but its not a bad idea to say the least. It tells the phone what carrier (or potential group of carriers) it being set up for and when the correct CSC reads a SIM card that its prepared for, the phone will then install carrier bloat and other necessary stuff to make WiFi calling and voLTE possible.
Biggest thing that people really need to remember about CSC and HOME_CSC is that CSC factory resets the phone whereas HOME_CSC does not
So, I must flash it again and use CSC?
Because for now everything is fine, and telephone is working good..
Idjundje said:
So, I must flash it again and use CSC?
Because for now everything is fine, and telephone is working good..
Click to expand...
Click to collapse
no, you dont need to. if you flashed other stuff and skipped the CSC, then the phone will boot and work with the CSC info that was already on it. Flashing firmware without a CSC file wont cause any issues with the CSC itself (shy of compatibility issues if you jump android versions or something like that)
if its working fine, then roll with it. if you dont have wifi calling or voLTE, then you might need to flash the CSC to make them work
Idjundje said:
I try, but my phone is not supported
I forgot to write I root my phone before that..
Click to expand...
Click to collapse
That's a tasty detail.

Can I switch from At&T 975u (3CT9) to XAA 3CTD3

I have been having issues to put on XAA (975U1) on my AT&T 975U but each time I try it, it says Fail. What am I doing wrong? Do I need USERDATA to make the switch? Which version ODIN should I use? My baseband is 3CT9. I would really appreciate the help.
There is something wrong with the XAA code. Stay with the CTC9 until next update. In my case I managed to install XAA CTD3, but now phone says it can not do any OTD updates ( first time in a XAA I see it) . I tried to flash TMobile CTC9 and flashing fails (using Home_CSC). I did not try a full wipe. I hope next rev will have this resolved. I think the BL on CTD3 is higher rev and won't allow going back.. but I'm not sure.
Usually when going between U and U1 you need to do a full wipe
Sent from my SM-N770F using Tapatalk
JapAnEEzE said:
I have been having issues to put on XAA (975U1) on my AT&T 975U but each time I try it, it says Fail. What am I doing wrong? Do I need USERDATA to make the switch? Which version ODIN should I use? My baseband is 3CT9. I would really appreciate the help.
Click to expand...
Click to collapse
N975U1 model and XAR country code. Use these in SAMFIRM. Download extract and flash with Odin latest modded version. file will be 7 gigs. No need to be unlocked is oem firmware with latest may security patch and multi support
Don't they need the USERDATA to do a complete switch?
JapAnEEzE said:
Don't they need the USERDATA to do a complete switch?
Click to expand...
Click to collapse
Only if you're going from one carrier to the next and you want the bloatware.
I don't want the bloatware. I want to remove it. So I can use XAR which is better?
I really need help to flash CTD3 ( to my 975U (CTC9). I would like the steps if that is ok to ask.
Not being a jerk, but there are soooo many post on how to do this. But I will tell you so you dont have to look it up. Find the correct firmware in Sammobile or Frija. Load firmware..load correct version of odin. Extract firmware leaving you with AP..BL..CP..CSC..and sometimes HOME_CSC
I always do a factory wipe because I like a clean install. Open odin, put device in download mode. Make sure its recognized by odin. Place AP in AP spot in odin..BL in BL spot..CP in CP spot. Using CSC will wipe device. If you want to save data use home_csc. Once everything is as it should be click start. Wait for PASS top left of Odin..it will be Green
Sent from my SM-N960U using Tapatalk

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