Question S21 ultra brand vodafone help to debrand - Samsung Galaxy S21 Ultra

i just bought s21 ultra (998b) brand vodafone, i can't debrand it to install thai firmware, i tried flash with Odin with different firmware downloaded but nothing. I also tried to go back with firm vodafone. please help me find a solution

Flashing diffrent firmware wont help,to get rid of all the vodafone apps and logo you need to change CSC from VOD to BTU ,i assume that you are in uk?
at the moment there is no option to change CSC on android 11 so it might take some time for a solution

thanks for the reply, so flashing with ODIN firmware THI won't change anything? I tried, the firmware is loaded but on restart it is always VODAFONE

I'm italian

I need the call recorder

peppegrecio said:
thanks for the reply, so flashing with ODIN firmware THI won't change anything? I tried, the firmware is loaded but on restart it is always VODAFONE
Click to expand...
Click to collapse
yes no matter what firmware you flash you will still have vodafone logo ,because the CSC code of the phone its customized for vodafone IT (OMN),i have the same issue in UK , i treid to flash several firmware versions but the phone always show vodafone logo and vodafone apps ,so i guess we need to wait for a solution

atheros93 said:
yes no matter what firmware you flash you will still have vodafone logo ,because the CSC code of the phone its customized for vodafone IT (OMN),i have the same issue in UK , i treid to flash several firmware versions but the phone always show vodafone logo and vodafone apps ,so i guess we need to wait for a solution
Click to expand...
Click to collapse
Same here, S21 Ultra on H3G Uk branding. Tried the last 2 days few different firmwares with no luck .All H3G bootlogo and apps come back after restart. Hopefully Samkey will come out with a fix for this soon.

i get the issue but i find that it doesn't really matter what branding is on there if all yr network perks like wifi calling volte etc work. I got my s21 U from samsung but flatmate got his from vodafone for work and his personal 3 sim works perfectly with wifi calling etc all working.
wont be long until samkey (as said above) will be able to change csc so hang on if the vodafone logo on startup etc bothers you

Related

[Q] Kies branded my unbranded Phone

Hi,
Last week, I bought an unbranded Galaxy S on a well known French Site. The phone was unbranded.
I installed the Kies software, and when I plugged my phone Kies told me I could update the firmware. I updated the firmware, and when I restarted the phone, it was not in french anymore, but the language was set to portugese, and my phone was branded for the TMN operator in Portugal.
I'm still able to use my phone with my sim card from belgium, but my phone is full with undesired logos and apps.
I've seen that it's possible to reflash an offficial ROM in the phone, but my version of Kies won't let me do this anymore.
I'd like to update to the latest unbranded French/belgian/The nertherlands version.
Is this still possible? I've found some ProductCode, but I was unable to find a corresponding HIDSWVER.
Thanks!
Xav
xav2 said:
Hi,
Last week, I bought an unbranded Galaxy S on a well known French Site. The phone was unbranded.
I installed the Kies software, and when I plugged my phone Kies told me I could update the firmware. I updated the firmware, and when I restarted the phone, it was not in french anymore, but the language was set to portugese, and my phone was branded for the TMN operator in Portugal.
I'm still able to use my phone with my sim card from belgium, but my phone is full with undesired logos and apps.
I've seen that it's possible to reflash an offficial ROM in the phone, but my version of Kies won't let me do this anymore.
I'd like to update to the latest unbranded French/belgian/The nertherlands version.
Is this still possible? I've found some ProductCode, but I was unable to find a corresponding HIDSWVER.
Thanks!
Xav
Click to expand...
Click to collapse
Hmmm... Sonuds to me like whoever you bought it from had flashed it so that it wiuld seem like it was unbranded but in reality it was a TMN device all along.
I believe that if you have upgraded your kies version to the _100 version then the registry trick will no longer work so you would have to flash it with odin.
If anyone else can chime in or if im wrong then please correct me.
Sent from my GT-I9000M using XDA App
I doubt someone flashed it as i had an original brand new unopened box. It was certainly not second hand.
Sent from my GT-I9000 using XDA App
W
xav2 said:
I doubt someone flashed it as i had an original brand new unopened box. It was certainly not second hand.
Sent from my GT-I9000 using XDA App
Click to expand...
Click to collapse
Well its awfully odd that after flashing to the official froyo firmware on kies that it would just all of a sudden become branded.
Think about this... People use odin and even rhe reghack on kies to upgrade to "unbranded" firmware so it would only make sense that if you flashed using kies official firmware that it would revert the device to its original and branded status.
Sent from my GT-I9000M using XDA App
Unfortunately, that is possible We got many such a reports about phones bought in Polish markets, see http://forum.xda-developers.com/showpost.php?p=8927826&postcount=92
Is Poland some phones were debranded and re-selled by mobile operators to markets. Unfortunately phones didn't get clean ProductCode and that way Kies updated firmware using version for original mobile network operator.
What about downgrading Kies and then doing the reg hack to reflect an unbranded earlier version of the firmware for your region and flashing through Kies again??
Same happened to me, bought the international version at handtec.co.uk, got the phone shipped to Mexico, and first upgrade I did on KIES installed a TMN branded firmware.
I didn't like the branded firmware, specially with all that SAPO apps, I rooted phone, installed titanium backup and deleted all apps, now only problem I have is a dancing "t" character showing on startup and shutdown.
Haven't found the reason for this, or the way to change to a unbranded UK firmware.
PhoenixFx said:
What about downgrading Kies and then doing the reg hack to reflect an unbranded earlier version of the firmware for your region and flashing through Kies again??
Click to expand...
Click to collapse
This should work. Check the codes for your country either that or reflash it with odin
xav2 said:
Hi,
Last week, I bought an unbranded Galaxy S on a well known French Site. The phone was unbranded.
I installed the Kies software, and when I plugged my phone Kies told me I could update the firmware. I updated the firmware, and when I restarted the phone, it was not in french anymore, but the language was set to portugese, and my phone was branded for the TMN operator in Portugal.
I'm still able to use my phone with my sim card from belgium, but my phone is full with undesired logos and apps.
I've seen that it's possible to reflash an offficial ROM in the phone, but my version of Kies won't let me do this anymore.
I'd like to update to the latest unbranded French/belgian/The nertherlands version.
Is this still possible? I've found some ProductCode, but I was unable to find a corresponding HIDSWVER.
Thanks!
Xav
Click to expand...
Click to collapse
The solution is written almost in every thread on this forum in last 4-5 days:
You have to downgrade to the older version of Kies, then make changes in the registry:
[HKEY_CURRENT_USER\Software\Samsung\Kies\DeviceDB\4]
"SoftwareRevision"="I9000XXJF3/I9000OXAJF3/I9000XXJF3/I9000XXJF3"
"ProductCode"="GT-I9000HKDXEU"
"HIDSWVER"=""
"DEVCONINFO"=""
[HKEY_CURRENT_USER\Software\Samsung\Kies\]
"LocalVer"="1.5.3.10103.100"
Then you should be offered to upgrade to unbranded JPO for UK

is oem unlock needed for changing csc v3 bootloader and oreo

I have done several searches re the above.
As stated in a previous post I want to change my phone back to tel/tel/tel from xsa/xsa /tel ( xsa is generic unbranded phone in australia and telstra is a branded in Australia phone )
I have no oem unlock available as it has not been 7 days since I have flashed my phone.
should it be possible to change the csc without oemunlock with olin_csc not home_csc ( and using the other associated firmware files bl,ap etc)
and picking f reset time, auto reboot and repartition in odin .
You're good, oem unlock is only needed for flashing custom binaries.
I'm curious, how did you get xsa/xsa/tel? I have been trying to achieve this but haven't had success.. I have flashed stock xsa rom with Odin with CSC and wiped everything and it's still tel/tel/tel. I even tried Optus software and it never changes..
kloony11 said:
I'm curious, how did you get xsa/xsa/tel? I have been trying to achieve this but haven't had success.. I have flashed stock xsa rom with Odin with CSC and wiped everything and it's still tel/tel/tel. I even tried Optus software and it never changes..
Click to expand...
Click to collapse
I did the below with oreo firmware
flash xef french firmware and setup without simcard or sd card ( you will get xef/xef/tel) then flash xsa firmware
both times use csc not homecsc. you will get xsa/xsa/tel
I
but even though I tried to reverse the above with the telstra firmware instead of xsa after reflashing french to try to get back to telstra but it did not I still have xsa/xsa /tel. no biggy samsung pay volte and richtext messages work still . Just thought I might get back to branded for something to do.
g_alahad12345 said:
I did the below with oreo firmware
flash xef french firmware and setup without simcard or sd card ( you will get xef/xef/tel) then flash xsa firmware
both times use csc not homecsc. you will get xsa/xsa/tel
I
but even though I tried to reverse the above with the telstra firmware instead of xsa after reflashing french to try to get back to telstra but it did not I still have xsa/xsa /tel. no biggy samsung pay volte and richtext messages work still . Just thought I might get back to branded for something to do.
Click to expand...
Click to collapse
Thanks for that info. Will try this. Hopefully I can get Volte and Wifi calling to work with Optus, even though its a Telstra phone.
solution to get back to telstra
hello all got back to telstra through the factory binary in the below post
and following steps there
https://forum.xda-developers.com/showpost.php?p=74324845&postcount=87

SM-G977B - Flash to BTU not working but ODIN Passes

Hey all
Strange one here, i have a SM-G977B (S10 5G on EE UK), i have unlocked it and trying to flash BTU firmware on it via ODIN (download fw from sammobile)
It flashes ok and passes but when phone starts up its CSC is TEL! (Australia!!)
I have re done the flash with XEU and still the same. firmware version says TEL/TEL/EVR in settings
any ideas on this? can this model be flashed to a different region? i want it on BTU not EVR (EE UK)
tried few versions of ODIn too, and left all check boxes default
Thanks
ok, i have reflashed the latest EVR firmware back to the phone and it has taken this fine
Wonder why it doesnt like BTU or XEU?
What firmware files were you trying to flash specifically?
Sounds like you downloaded the wrong one. What are the names of the firmware files you flashed?
the_scotsman said:
What firmware files were you trying to flash specifically?
Sounds like you downloaded the wrong one. What are the names of the firmware files you flashed?
Click to expand...
Click to collapse
Hi
Tried these
https://www.sammobile.com/samsung/firmware/SM-G977B/BTU/download/G977BXXS2ASJ7/299842/
https://www.sammobile.com/samsung/firmware/SM-G977B/XEU/download/G977BXXS2ASJ7/299840/
The above all flash on in Odin, but when the phone starts (even with uk sim in the phone) it defaults to Australia language and 2x Telstra apps install automatically, software info says tel/tel/evr
I then tried this one:
https://www.sammobile.com/samsung/firmware/SM-G977B/VOD/download/G977BXXU2ASJ5/299590/
And the above install the 2x Vodafone uk apps automatically which is fine as I am on Vodafone uk but in software Info is still says vod/vod/evr
What my issue is now is I don’t seem to get 5g on this phone even though I’m on a a 5g contract and has worked previously on a note10+ 5g handset.
Is this handset 5g modem locked to ee?
bigup7 said:
Hey all
Strange one here, i have a SM-G977B (S10 5G on EE UK), i have unlocked it and trying to flash BTU firmware on it via ODIN (download fw from sammobile)
It flashes ok and passes but when phone starts up its CSC is TEL! (Australia!!)
Click to expand...
Click to collapse
Did you enable OEM unlock in developer options before flashing?
I am waiting for delivery of an EE branded S10 5G tomorrow and planned to flash BTU firmware
dezborders said:
Did you enable OEM unlock in developer options before flashing?
I am waiting for delivery of an EE branded S10 5G tomorrow and planned to flash BTU firmware
Click to expand...
Click to collapse
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
bigup7 said:
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
Click to expand...
Click to collapse
OK, well I have always had to do that to change CSC via FW flash since the S9 range was released in 2018.
I am waiting for postman to deliver my S10 5G today so will try to flash BTU with OEM Unlock enabled, and let you know the outcome.
(If it doesn't work for me, i will do same as you and flash a network specific FW via Odin - H3G is my network provider).
bigup7 said:
Didn't think I needed to.
Gave up and went back to evr firmware.
Lmk how you get on please
Click to expand...
Click to collapse
Didn't work ended up with TEL CSC code so just flashed latest H3G
dezborders said:
Didn't work ended up with TEL CSC code so just flashed latest H3G
Click to expand...
Click to collapse
If you go to software information in settings, does it say h3g/h3g/evr?
bigup7 said:
If you go to software information in settings, does it say h3g/h3g/evr?
Click to expand...
Click to collapse
Yes exactly. My product code is also SM-G977BZAAEVR, so its always going to be an EE UK handset
Hello,
I have the same phone (SM-G977B), I exchanged it with someone in Shanghai (without a box, stupid me)
It was rooted with some CHC firmware (which did not let me download any Google play services), I tried to root the phone (my first time) and ended up re-locking the bootloader.
Later on, while trying different things, I ended up deleting the firmware from TWRP (as I formatted the data, cache folders/directories) as it was not booting up (bootloop on Samsung logo).
Long story short (and rather sad and stupid):
I have a brick phone which has no SD card slot, No OS installed, I do not know the original CSC (except that it was bought in some country in Europe), other firmwares does not flash with Odin (gives me Repartition error failed error), I am unable to mount the device (thought I could transfer the firmware using MTP), I can not change TWRP (downgrade or upgrade) as disk won't mount (for some reasons). I have formatted the disk, changes its format to ext4, ext2 etc.
Any ideas?

Question Changing service provider software version

How can this be done? I'd like the stock UK one (BTU service provider I believe?) as currently it's showing as VOD/VOD EUX etc.
Will my data be wiped? Is it really worth changing and going through the hassle? I've always had stock firmwares either out the box or flashed on Odin by myself but this time it didn't remove the carrier stuff.
I did initially flash the latest stock BTU firmware (all 4 files including CSC not home CSC), yet was still met with the carrier apps and the service provider info says VOD, I'm on Three the phone is unlocked but from Vodafone
uk786 said:
How can this be done? I'd like the stock UK one (BTU service provider I believe?) as currently it's showing as VOD/VOD EUX etc.
Will my data be wiped? Is it really worth changing and going through the hassle? I've always had stock firmwares either out the box or flashed on Odin by myself but this time it didn't remove the carrier stuff.
I did initially flash the latest stock BTU firmware (all 4 files including CSC not home CSC), yet was still met with the carrier apps and the service provider info says VOD, I'm on Three the phone is unlocked but from Vodafone
Click to expand...
Click to collapse
csc detect from SIM CARD .

Question S21 Ultra no Android 12 Update

Hi guys,
I know this was asked, but my case in kinda different.
I have UK version of the phone, BTU and CSC seems to be correct, as others that complained about updates not being pushed had CSC EUX.
Though phone is from UK, it was purchased in Malta as local network operator, not locked or branded to their network, as there is no FW for Malta, they simply get UK unlocked phones.
Any idea how to get updates?
Shall I flash latest FW with odin? Thanks...
najericam said:
Hi guys,
I know this was asked, but my case in kinda different.
I have UK version of the phone, BTU and CSC seems to be correct, as others that complained about updates not being pushed had CSC EUX.
Though phone is from UK, it was purchased in Malta as local network operator, not locked or branded to their network, as there is no FW for Malta, they simply get UK unlocked phones.
Any idea how to get updates?
Shall I flash latest FW with odin? Thanks...
Click to expand...
Click to collapse
Yes you need to flash it with Odin because EUX is a dead circuit.
Thanks. Will do it definitely.
But strange enough is that it's showing BTU not EUX, at least on screenshot.
How stupid is this thing that they kill your phone for updates... :/
najericam said:
Thanks. Will do it definitely.
But strange enough is that it's showing BTU not EUX, at least on screenshot.
How stupid is this thing that they kill your phone for updates... :/
Click to expand...
Click to collapse
I had that issue when i started my phone first time when u purchased it, i use no SIM and that caused the phone to capture EUX CSC instead of NEE (which is the SW for Nordic countries) .. I had to return the phone and i bought another one.

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