Firmware Devices Direct Download Pricing News App

© 2015, 2026 Samfrew.com

Disclaimer: Flashing Samsung firmware is a risky process that can potentially brick your device. By flashing firmware, you are modifying the software on your device, and if anything goes wrong, your device may become unusable.

[email protected] Privacy Policy Terms of Service

ATT SM-G991U Firmware List | SamFrew

SM-G991U ATT Firmware

Samsung Galaxy S21 5G: firmware by region, update history and specs →

65 results Page 6 of 7

Active:ModelSM-G991U✕RegionATT✕Reset all

Showing 51-60 of 65

Model

Region

Version

OS

Build

Changelist

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

ATT United States

Android 12 Apr 21, 2022

Version: G991USQU5CVDB
Changelist: 24105667

ATT United States

Android 11 Aug 31, 2021

Version: G991USQU4AUGZ
Changelist: 22265714

ATT United States

Android 12 Dec 31, 2021

Prev 1 2...5 6 7 Next

Version

G991USQU5BULJ

Changelist

23397224

ATT United States

Android 12 Dec 21, 2021

Version: G991USQS4BUKK
Changelist: 22916894

ATT United States

Android 11 Apr 9, 2021

Version: G991USQU2AUCC
Changelist: 21281606

ATT United States

Android 11 Jan 31, 2021

Version: G991USQU1AUAG
Changelist: 20700993

ATT United States

Android 11 Mar 19, 2021

Version: G991USQU2AUC8
Changelist: 21281606

ATT United States

Android 11 Apr 27, 2021

Version: G991USQU3AUDB
Changelist: 21556280

ATT United States

Android 11 Feb 23, 2021

Version: G991USQU2AUB5
Changelist: 20700993

ATT United States

Android 11 Jan 8, 2021

Version: G991USQU1AUA4
Changelist: 20700993