Skip to main content

G998U1UEU4AUGQ – Galaxy S21 Ultra SM-G998U1 TMB USA (T-Mobile) (TMB)



Download Firmware G998U1UEU4AUGQ : A new software update is now seeding for the latest Samsung Galaxy S21 Ultra for Country / Carrier USA (T-Mobile) (TMB) TMB And More other regions. This upgrade is making it's way over-the-air with build number G998U1UEU4AUGQ and CSC is G998U1OYM4AUGQ. It brings the August 2021 security patch along with Performance improvements. The software is based on Android 11 R.

latest Firmware G998U1UEU4AUGQ 11 R , the official update of the Galaxy S21 Ultra, model number SM-G998U1

This is an incremental rollout that will reach the users gradually all over the globe. So, if you have the patience you can wait for it to knock in automatically. Otherwise, go to device Settings > Software Updates > Download Updates Manually. This will now search for the latest G998U1UEU4AUGQ software. If you see it's available, then to download it, use a Wi-Fi connection. Of course, Also, make sure to have ample battery charge of 50% or more before installing the OTA.


Now, everyone will not receive an automatic update at one time. If you prefer a more instantaneous update to the latest software, we have got you covered. You can manually download the software version G998U1UEU4AUGQ for Galaxy S21 Ultra model SM-G998U1 and manually install it. Basically, you have to make use of the Odin Tool to flash the firmware.



G998U1UEU4AUGQ August, 2021 Security Update For TMB Overview


Model Name SAMSUNG
Model Number
Country/ Carrier USA (T-Mobile) (TMB)
Region Code
Android Version 11
PDA G998U1UEU4AUGQ
CSC G998U1OYM4AUGQ
Changelist 22265714
Build Date Mon, 02 Aug 2021 11:55:40 +0000
Security Patch Level

August, 2021



What's new in update G998U1UEU4AUGQ


This update includes improvements to functions as listed below. The exact changes may differ depending on your device model, country, and service provider.
To get the best from your device, please keep your device up to date and regularly check for software updates.
Take a look What's new in update G998U1UEU4AUGQ March, 2019 security update

Countries where Galaxy S21 Ultra Firmware G998U1UEU4AUGQ Android R 11 update is rolling out


Below You'll Find All Countries Received The update G998U1UEU4AUGQ for Samsung Galaxy S21 Ultra SM-G998U1 so Far This list is updated favorably When a country gets the update it is added in its moment.

Choose your country or nearest the region this Flash File Update G998U1UEU4AUGQ is issued for country USA (T-Mobile) (TMB) TMB You can use it if your device model "SM-G998U1" But it's better to choose your country
Country Region Update Download Link Android OS Security patch
Bluegrass Cellular (LRA)
LRA
G998U1UEU4AUGQ R 11 August, 2021 security patch
USA (Verizon) (VZW)
VZW
G998U1UEU4AUGQ R 11 August, 2021 security patch
Xfinity Mobile (CHA)
CHA
G998U1UEU4AUGQ R 11 August, 2021 security patch
Unknown (XAA)
XAA
G998U1UEU4AUGQ R 11 August, 2021 security patch
Spint (cdma) (SPR)
SPR
G998U1UEU4AUGQ R 11 August, 2021 security patch
USA (USC)
USC
G998U1UEU4AUGQ R 11 August, 2021 security patch
Nextech / C-Spire (ACG)
ACG
G998U1UEU4AUGQ R 11 August, 2021 security patch
Cellular south (XAR)
XAR
G998U1UEU4AUGQ R 11 August, 2021 security patch
Unknown (AIO)
AIO
G998U1UEU4AUGQ R 11 August, 2021 security patch
USA (TMK)
TMK
G998U1UEU4AUGQ R 11 August, 2021 security patch
USA (AT&T) (ATT)
ATT
G998U1UEU4AUGQ R 11 August, 2021 security patch
Comcast (CCT)
CCT
G998U1UEU4AUGQ R 11 August, 2021 security patch
Tracfone (TFN)
TFN
G998U1UEU4AUGQ R 11 August, 2021 security patch

You can download the update over the air by tapping the Download updates manually option in the Software update section of the phone’s Settings app. Alternatively, you can download the R firmware from our database or use Samsung Smart Switch on a desktop PC.


Firmware G998U1UEU4AUGQ Download Link For USA (T-Mobile) (TMB) TMB


This is a manual process of updating the device. You will download the firmware and use the Odin tool to install the stock firmware on the Galaxy S21 Ultra. Below you can find the firmware download link as well as other required drivers. We have also mentioned the guide which will help you flash the firmware on your Galaxy S21 Ultra.





Install August 2021 Patch on Galaxy S21 Ultra.


First of all, Take a Full Backup on your phone before installing any new firmware.

  • Download update file TMB-G998U1UEU4AUGQ- G998U1OYM4AUGQ.zip.
  • Download & install Samsung USB Drivers on your PC.
  • Download and Run the Odin program on your computer.
  • Entering to download mode or mode status.
  • Connect the usb cable to phone.
  • Click on start in odin .
  • Wait for the firmware update to complete .