Can I just change the CSC code? - Samsung Galaxy S9 Questions & Answers

I bought a Verizon S9 through Swappa from "It's all wireless Inc." and expected to update it to Android 10. Well it came in and has CSC G960USQU7CSJ2 from CCT (Comcast) and won't go past Android 9 security patch level October 1, 2019. I'm not very happy and they aren't responding to emails. I've never flashed firmware on a phone but have been reading everything I can find. My question is can I just change the CSC code to VZW (see link below) and it will then pull the firmware/security patches OTA or do I have to flash the full firmware? Thanks in advance for the advice guys..
Droid views
https://www.**********.com/how-to-change-csc-in-samsung-galaxy-phones/

Sliverme said:
I bought a Verizon S9 through Swappa from "It's all wireless Inc." and expected to update it to Android 10. Well it came in and has CSC G960USQU7CSJ2 from CCT (Comcast) and won't go past Android 9 security patch level October 1, 2019. I'm not very happy and they aren't responding to emails. I've never flashed firmware on a phone but have been reading everything I can find. My question is can I just change the CSC code to VZW (see link below) and it will then pull the firmware/security patches OTA or do I have to flash the full firmware? Thanks in advance for the advice guys..
Droid views
Click to expand...
Click to collapse
first things first, please dont post outside links like that one on the bottom of your post.
now thats out of the way, all you need to do is flash the VZW firmware with Odin. I bought 3 Cricket S9's and flashed all of them with the U1 firmware and have also flashed the VZW firmware on them just for s--ts and giggles. Technically speaking, the firmware likely already has all the VZW stuff baked in, it just needs to be told which CSC to use, but since youre behind on FW anyways, just flash the newest G960U FW for VZW, reboot, profit. When flashing, be sure to use the HOME_CSC to not factory reset it and the CSC if you want a clean slate.

Related

G975U and G975U1 Firmware Links and Flashing Discussion Here

For those who aren't already aware, G975U is the model number of all of the US carrier versions of the S10+. The G975U1 is the model number of the same device, but sold by Samsung SIM unlocked and with no carrier bloatware. Firmware is 100% interchangeable among these models: any U or U1 firmware version can be flashed to any U or U1 device at any time, assuming that you're not trying to downgrade the bootloader. A "U to U" or "U1 to U1" flash does not require a factory reset, but changing from one firmware to the other will require one. Also, U firmware is identical for the 4 base files (AP, BL, CP, CSC) for each individual build, no matter which carrier it comes from. So if you download 2 different carrier versions of the exact same build, the 4 base files will be identical. Where the firmware differs is in the USERDATA file - that's where the carrier bloatware and customizations reside.
Manual Odin flashing is designed for those who:
- want to manually update to a newer version of U firmware on their U device, either because they don't want to wait for their carrier's OTA or because OTAs aren't working on their device, or a different carrier got a new feature/patch before they did
- want to flash U1 firmware to their U device
- want to convert from U1 firmware to carrier U firmware
- want to convert from one carrier's U firmware (with all apps and bloatware) to a different carrier's U firmware (with all apps and bloatware)
For those who aren't already aware, anyone can now download firmware for almost any Samsung device any time that they want, via the various firmware download tools posted here on XDA like SamFirm or Frija. There are threads and info about them here on XDA so I won't waste time explaining - do a search if you're not already familiar with these tools. But they only provide whatever the latest/newest/current version is - nothing older. I pay for a subscription to a site that gets the official releases (usually) before they hit the firmware download tools, so that's where my files come from.
This is not a "beginner's guide to Odin flashing" -type post/thread, so I won't list basic, step-by-step flashing instructions. My threads are geared towards those who already know what they're doing. If you're new to manually flashing Samsung firmware (or haven't done it in a long time), I recommend you consult one of those "beginner's" guides- there are tons of them here on XDA.
Happy flashing!
U firmware: https://www.androidfilehost.com/?w=files&flid=290649
U1 firmware: https://www.androidfilehost.com/?w=files&flid=290650
Notes:
- I compress extra small for space and bandwith savings. The default Windows extractor can't handle it, so you'll need a 3rd party tool like 7zip, WinRAR, etc
- I remove the .md5 from each file solely for faster flashing (Odin won't check the file integrity without it). Rest assured, the files are perfectly fine and safe - Odin has a million safechecks built in.
- My naming method for folders is: build - bootloader - Android version
So "SAT - 1 - 9.0" means the full build number ends in SAT, it's bootloader version 1, and it's Android 9.0. When bootloader and Android versions increment, the first build to have those changes will have its folder notated appropriately.
- HOME CSC file keeps data intact; using the other CSC will wipe data. Any zips with "wipe" in the title do not have a HOME CSC included.
- I have identical threads for the S10e and S10 as well
- the correct procedure for switching from one carrier's firmware to another is given in post #25
- You can get USERDATAs from SamFirm for everything but AT&T and Cricket- those files will never be on SamFirm. So in addition to the 5 piece firmware, I'll try to always upload one USERDATA per bootloader increment for those carriers.
- For identifying USERDATAS, and to know what region/CSC to use in the firmware download tools if you're downloading yourself:
AIO = Cricket (not available via firmware download tools)
ATT = AT&T (not available via firmware download tools)
BST = Boost Mobile
CCT = Xfinity Mobile (Comcast)
CHA = Spectrum Mobile (Charter)
SPR = Sprint
TMB = T-Mobile
TMK = Metro PCS
USC = US Cellular
VZW = Verizon
XAA = U1 firmware
This is looking great, was about to pre-order the T Mobile variant, when I remembered that they disable the (Data) Quick Toggle and I have to fiddle around to turn it off, Well, Not the case with the Unlocked version, at least on my Note 9. Anyways, this will come in handy, thanks!
Willy318is said:
This is looking great, was about to pre-order the T Mobile variant, when I remembered that they disable the (Data) Quick Toggle and I have to fiddle around to turn it off, Well, Not the case with the Unlocked version, at least on my Note 9. Anyways, this will come in handy, thanks!
Click to expand...
Click to collapse
Hopefully One UI stays the same. You're welcome
Good to see and will be a good place to hangout! ?
Loved your dedication to uploads on the 9+! Glad to see you here as well! I preodered my ATT 10+ yesterday. Got my mom and two daughters the 10+ / 10e also. Happy to see you'll be providing firmware for the "E" also!
Build SBA added.
Only CCT, VZW, and SPR USERDTAs (for now), but it can be flashed to any S10+
So I flashed this on my new U1 and went to U firmware. My Wifi didn't work after this. I can't connect to any Wifi network... I will try going back to U1 and see if the issue is fixed. Maybe I have a defective phone?
rocket31337 said:
So I flashed this on my new U1 and went to U firmware. My Wifi didn't work after this. I can't connect to any Wifi network... I will try going back to U1 and see if the issue is fixed. Maybe I have a defective phone?
Click to expand...
Click to collapse
Hmmm that's weird. I'm assuming you wiped?
G975U and G975U1 firmware is now live and downloadable in SamFirm. Getting U1 requires manual entry - Auto will not work. U firmware is up for these carriers:
Xfinity Mobile
Spectrum Mobile
Sprint
T-Mobile
US Cellular
Verizon (have to use Manual entry - Auto will not work)
So going forward, I'll only be adding full builds if I can get them before they hit SamFirm, and only if there isn't build for that month already (eg. I won't add any more February builds since SBA is already up.). I will try to stay up to date on USERDATAs for AT&T and Cricket, since AT&T won't let their firmware be put on SamFirm.
Thank you for this. Just flashed my U1 to TMB SBA for video calling feature.
iBowToAndroid said:
G975U and G975U1 firmware is now live and downloadable in SamFirm. U firmware is up for these carriers:
Xfinity Mobile
Spectrum Mobile
Sprint
T-Mobile
US Cellular
Verizon (have to use Manual entry - Auto will not work)
So going forward, I'll only be adding full builds if I can get them before they hit SamFirm, and only if there isn't build for that month already (eg. I won't add any more February builds since SBA is already up.). I will try to stay up to date on USERDATAs for AT&T and Cricket, since AT&T won't let their firmware be put on SamFirm.
Click to expand...
Click to collapse
Is it? I'm not seeing anything.
http://fota-cloud-dn.ospserver.net/firmware/XAA/SM-G975U1/version.xml
YandereSan said:
Is it? I'm not seeing anything.
http://fota-cloud-dn.ospserver.net/firmware/XAA/SM-G975U1/version.xml
Click to expand...
Click to collapse
Not sure what that link is, but U1 is available via the SamFirm tool. I did forget to mention that you have to use Manual input, so i'll edit that part
iBowToAndroid said:
Not sure what that link is, but U1 is available via the SamFirm tool. I did forget to mention that you have to use Manual input, so i'll edit that part
Click to expand...
Click to collapse
That's for auto download. How'd you get the PDA/CSC/Phone?
YandereSan said:
That's for auto download. How'd you get the PDA/CSC/Phone?
Click to expand...
Click to collapse
Manual input, like I said. You have to type in the builds manually
iBowToAndroid said:
Manual input, like I said. You have to type in the builds manually
Click to expand...
Click to collapse
Yes, I realize that. G975U1UEU1ASAU/G975U1OYM1ASAU/G975U1UEU1ASAU
Where are you pulling the values from? Do you have the physical device?
YandereSan said:
Yes, I realize that. G975U1UEU1ASAU/G975U1OYM1ASAU/G975U1UEU1ASAU
Where are you pulling the values from? Do you have the physical device?
Click to expand...
Click to collapse
No. I'm getting them from the place where I get my firmware files from
I have a question and I hope someone can help me. I just purchased a s10 not the plus. And its unlocked which is great but has three UK branding on boot up ect..,
Is it possible to remove this maybe install another rom via oden? And it wouldn't void warranty or enable a security problem on the phone? Any help would be much appreciated
Guessing ATT is late to the party as usual with no ASAB userdata yet? Doesn't appear they've pushed it yet ?
vimto25 said:
I have a question and I hope someone can help me. I just purchased a s10 not the plus. And its unlocked which is great but has three UK branding on boot up ect..,
Is it possible to remove this maybe install another rom via oden? And it wouldn't void warranty or enable a security problem on the phone? Any help would be much appreciated
Click to expand...
Click to collapse
This thread is for U models (Qualcomm). You need to find a thread about the F models (Exynos).
todd3835 said:
Guessing ATT is late to the party as usual with no ASAB userdata yet? Doesn't appear they've pushed it yet ?
Click to expand...
Click to collapse
Anyone can flash any update - USERDATA isn't required unless you're changing from U1 to U, or from one carrier to another.
iBowToAndroid said:
This thread is for U models (Qualcomm). You need to find a thread about the F models (Exynos).
Anyone can flash any update - USERDATA isn't required unless you're changing from U1 to U, or from one carrier to another.
Click to expand...
Click to collapse
Ah ok. On my S9+ I did some Odin flashing and even though I was on the att release, I wasn't getting OTA's. It was odd. Only way to restore OTA updates was flashing with ATT userdata.
On a side note, ATT has pushed the ASAB update for both the S10+ and the S10E.

Why no updates for Note 10+ since September 2019

Hi,
Since 21st of October I am the owner of a Note 10+ an awsome phone and again better than all previous Notes I had since Note 2
But the weird thing is that my Note 10+ is not updating. Bought in the Netherlands with Baseband N975FXXU1ASI1
and Sw version
SAOMC_SM-N(&%F_OXM_XEF_PP_0009
RF8M90BY7SD
XEF/XEF_XEF/VD2
I do understand that this phone was produced for the French market?
After unboxing the update which is still the "up to date one" is the 1 September security update
After this update I learned that Samsung send 3 more updates the security updates October, November and a service update end of October. regarding the Fingerprint scanner
Who knows how I can get the proper updates even when OTA is not working
Thansk in advance for your help :good:
PH
Had the same problem with my DTM Firmware, to solve it i flashed the (in my case) DBT CSC with the newest firmware and now I get every update.
Some sellers imported the phone from other markets, countries. So they can buy the phone cheaper and make more profit. It's legal. But as it comes to update, your phone gets them when the country where they are imported from and not as they release in your own country. You can see the worldwide schedule at www.sammobile.com But if something is wrong, you won't have Samsung guarantee. Only the sellers guarantee.
I ordered my Note10+ directly from Samsung in The Netherlands, and updates are fine. This month I have already received 2 updates. You could indeed try to change the CSC.
siedenburg said:
Had the same problem with my DTM Firmware, to solve it i flashed the (in my case) DBT CSC with the newest firmware and now I get every update.
Click to expand...
Click to collapse
Hi i also have the same problem, my latest update was the December 2019 one with the android 10 one ui 2.0. i didnt get any updates since then. i flashed the german firmware in December from Samfrew(like Sammobile) and i bought my phone from Egypt(IN September). is it safe if i download the latest update, will it overwrite with the current one causing issues? i never downloaded the software twice? And can i use Home_CSC and not CSC??
My phone is Note10+ Exynos SM-N975F
Thanks

Noob question: Can Odin change my German branded SM-G988B/DS to Nordic firmware?

Hello,
I am completely new to changing firmware using Odin, and I want to make sure, that I don't brick my phone
I have bought a S20 Ultra 512GB 5GB DS (Exynos), but it seems to be a German firmware, as it comes with Deutche Telekom apps preinstalled, two of which can't be uninstalled, and Samsung Members speak German instead of Danish.
My biggest issue, though, is that the latest OTA security update is May 1st.
Base band version: G988BXXU2ATE3
SAOMC_SM-G988B_OXM_DTM_QQ_0006
I found this: (can't post links on XDA yet):
samfw -> firmware- > SM-G988B -> NEE -> G988BXXU2ATF5
Which is for the scandinavian countries. (Nordic)
Changelist 18862671
Build date Mon, 08 Jun 2020 06:59:35 +0000
Security Patch Level 2020-06-01
Product code NEE
PDA G988BXXU2ATF5
CSC G988BOXM2ATF5
The questions:
Can I apply that to my phone, or will it brick the phone?
Will it get regular OTA updates for the nordic variant afterwards?
How much user data will be retained after firmware update?
Thank you so much for your assistance to a complete newbie
If you want to change it you will need to use Samkey (paid).
M1LL3R said:
If you want to change it you will need to use Samkey (paid).
Click to expand...
Click to collapse
Oh, okay
That's another new thing for me to get into...
I will read up on it and get back with more questions
But can I ask already:
Which of these procedures (samkey and Odin), if any, will break warranty?
mashdk said:
Oh, okay
That's another new thing for me to get into...
I will read up on it and get back with more questions
But can I ask already:
Which of these procedures (samkey and Odin), if any, will break warranty?
Click to expand...
Click to collapse
It doesn't break warranty :good:
Hi again,
Sorry to be of bother...
I succesfully switched the CSC of the OXM firmware from DTM to NEE.
Now Service Provider Software Version is: SAOMC_SM-G988B_OXM_NEE_QQ0009
NEE/NEE,NEE/EUX/DTM
I know for sure, that the NEE models (though 128GB version) has received the One UI 3/Android 11 update.
But it is not offered as an OTA update to me.
I have rebooted twice, but still no OTA update.
I'm still stuck at an update from September/October.
Is it because mine is a 512GB version of S20 Ultra, while the rest of the NEE versions are 128GB?
Or is it because it still reads DTM at the end of ...NEE/EUX/DTM?

Unlock ATT Note10+ 5G update outside USA (SM-N976U)

Hello,
I am new to the unlocking stuff.
I just bought a used ATT Note10+ 5G in Malaysia, model SM-N976U
However the security patch was stuck in May 2020. It could not be updated over the internet or Smart Switch PC.
It says it is the latest s/w (the latest should be July 2020)
I checked Sammobile and discovered 2 firmware updates : USA(TMK) and USA (T-mobile)(TMB)
(tried to include sammobile link here but was disallowed due to new user status)
Which firmware is suitable for my phone?
Is there a way to unlock ATT and receive the normal monthly security update over the internet automatically?
(i saw Odin in youtube and have basic idea how to flash it)
Appreciate any advice. Thank you
SCitta said:
Hello,
I am new to the unlocking stuff.
I just bought a used ATT Note10+ 5G in Malaysia, model SM-N976U
However the security patch was stuck in May 2020. It could not be updated over the internet or Smart Switch PC.
It says it is the latest s/w (the latest should be July 2020)
I checked Sammobile and discovered 2 firmware updates : USA(TMK) and USA (T-mobile)(TMB)
(tried to include sammobile link here but was disallowed due to new user status)
Which firmware is suitable for my phone?
Is there a way to unlock ATT and receive the normal monthly security update over the internet automatically?
(i saw Odin in youtube and have basic idea how to flash it)
Appreciate any advice. Thank you
Click to expand...
Click to collapse
A thread already exists with the answers to your questions.
https://forum.xda-developers.com/galaxy-note-10+/how-to/att-note-10-5g-n976u-firmware-files-t4059721
No unbranded firmware version exists as of yet.. so you will have to flash a carrier specific firmware.
https://forum.xda-developers.com/showpost.php?p=81981925&postcount=3
Thank for for the link provided.
Based on the link information, i can download the 4 base files from sammobile (either TMK or TMB) and add USERDATA ATT N976USQS3BTF4 to flash it.
Is that correct?
I could find USERDATA ATT N976USQS3BTF4 in easy-firmware website with a purchase fee.
(editied: My phone Active CSC Code is XAA, CSC Country is USA)
SCitta said:
Hello,
I am new to the unlocking stuff.
I just bought a used ATT Note10+ 5G in Malaysia, model SM-N976U
However the security patch was stuck in May 2020. It could not be updated over the internet or Smart Switch PC.
It says it is the latest s/w (the latest should be July 2020)
I checked Sammobile and discovered 2 firmware updates : USA(TMK) and USA (T-mobile)(TMB)
(tried to include sammobile link here but was disallowed due to new user status)
Which firmware is suitable for my phone?
Is there a way to unlock ATT and receive the normal monthly security update over the internet automatically?
(i saw Odin in youtube and have basic idea how to flash it)
Appreciate any advice. Thank you
Click to expand...
Click to collapse
Hi SCitta,
Fellow Malaysian having the same problem as you. But my problem now is that I have Odin and the latest firmware (XAA) but Odin is showing failed to establish connection. How did you do it with yours?
Am using the AT&T version of the Note 10+.
KhairilH said:
Hi SCitta,
Fellow Malaysian having the same problem as you. But my problem now is that I have Odin and the latest firmware (XAA) but Odin is showing failed to establish connection. How did you do it with yours?
Am using the AT&T version of the Note 10+.
Click to expand...
Click to collapse
Never experienced the failed connection before.
Have you installed the SAMSUNG-drivers ? The Samsung Smart Switch PC installation might help to fix the drivers.
Hello everyone I am Malian and I live in Mali I recently bought a n976U locked by at & t since when I was putting a chip from an operator from here I was getting network unlock code So I looked for a way to unlock it for free if possible its like that I stumbled across your forum and read your posts and saw the code * # 272 * Imei # like we could try to change d 'operator with therefore when I put my chip it says "Invalid Sim card inserted" if I try to retype * # 272 * ... # it comes out nothing I'm lost please help me s 'please if possible of course Thank you
#123
Just want to share my experience in this. Bought an ATT N976U from the US and using in Malaysia. Phone came with XAA/XAA/ATT and never received OTA updates.
Downloaded Google phone app and changed CSC to TMB/TMB/ATT using *#*#27262826#*#*
Voila. Received the OTA updates one by one since May2020. Am now on N976USQU5EUC2.
Volte is also working on Celcom.
Did not have to flash firmware. Data not wiped. Everything seemed to be working normal apart from "Tips and Help" in settings crashes every time I click it. Also phone boots with T-Mobile logo now.

AT&T S20+ 5G not receiving updates

Hi Community,
I bought my S20+ 5G in October and since then it has not received any updates, neither security patches nor Android 11. I called AT&T and Samsung both but they kept putting the blame on each other. By searching online I realized this seems like a theme in these kind of issues. The only option I feel I have at this point is to install the upgrade myself. I'm more concerned with Android 11 than security patches. I still got for security patch from June 2020 and One UI 2.1.
With this context can you please help with the below questions:
1. When I try to look up the firmware using Model:SM-G986U and CSC:ATT in Frija or SamMobile nothing comes up. I'm looking for G986USQU1CTKH. Am I missing something?
2. But it does come up with CSC:TMB. Can I install this version on ATT branded phone?
2a. Is the TMB version exactly same as ATT version?
3. Does this process trip the Knox counter?
4. Does this process void the warranty?
5. Are missing software updates covered under manufacturer warranty?
ScoobyDoo83 said:
Hi Community,
I bought my S20+ 5G in October and since then it has not received any updates, neither security patches nor Android 11. I called AT&T and Samsung both but they kept putting the blame on each other. By searching online I realized this seems like a theme in these kind of issues. The only option I feel I have at this point is to install the upgrade myself. I'm more concerned with Android 11 than security patches. I still got for security patch from June 2020 and One UI 2.1.
With this context can you please help with the below questions:
1. When I try to look up the firmware using Model:SM-G986U and CSC:ATT in Frija or SamMobile nothing comes up. I'm looking for G986USQU1CTKH. Am I missing something?
2. But it does come up with CSC:TMB. Can I install this version on ATT branded phone?
2a. Is the TMB version exactly same as ATT version?
3. Does this process trip the Knox counter?
4. Does this process void the warranty?
5. Are missing software updates covered under manufacturer warranty?
Click to expand...
Click to collapse
AT&T doesn't allow their firmware to be publicly available for any of their devices. Have you attempted updating your device with Smartswitch? Flashing T-mobile's firmware isn't an option to receive updates on your device. This post has information and answers to your questions.
G986U and G986U1 Firmware Links and Flashing Discussion Here
For those who aren't already aware, G986U is the model number of all of the US carrier versions of the S20+. The G986U1 is the model number of the same device, but sold by Samsung SIM unlocked and with no carrier bloatware. Firmware is 100%...
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