SM-G998U firmware for ATT – USA (AT&T)
65 builds for the Galaxy S21 Ultra 5G in region ATT. The full version string is
PDA/CSC/MODEM – you need it to download a specific build.
| Version (PDA/CSC/MODEM) | Released | Android | Type | Bit | File |
|---|---|---|---|---|---|
G998USQSJHZB1/G998UOYNJHZB1/G998USQSJHZB1 | Mar 17, 2026 | Android 15 | Security | 19 | on server |
G998USQSJHZAA/G998UOYNJHZAA/G998USQSJHZAA | Feb 1, 2026 | Android 15 | Security | 19 | on server |
G998USQSIHYL1/G998UOYNIHYL1/G998USQSIHYL1 | Dec 17, 2025 | Android 15 | Security | 18 | on server |
G998USQSHHYI1/G998UOYNHHYI1/G998USQSHHYI1 | Sep 24, 2025 | Android 15 | Security | 17 | on server |
G998USQSGHYF2/G998UOYNGHYF2/G998USQSGHYF2 | Jun 25, 2025 | Android 15 | Security | 16 | on server |
G998USQSFHYE2/G998UOYNFHYE2/G998USQSFHYE2 | Jun 8, 2025 | Android 15 | Security | 15 | on server |
G998USQUEHYDA/G998UOYNEHYDA/G998USQUEHYDA | May 12, 2025 | Android 15 | Feature | 14 | on server |
G998USQSEGYA5/G998UOYNEGYA5/G998USQSEGYA5 | Feb 24, 2025 | Android 14 | Security | 14 | on server |
G998USQSEGXLB/G998UOYNEGXLB/G998USQSEGXLB | Jan 12, 2025 | Android 14 | Security | 14 | on server |
G998USQSEGXK3/G998UOYNEGXK3/G998USQSEGXK3 | Dec 13, 2024 | Android 14 | Security | 14 | on server |
G998USQSEGXJ4/G998UOYNEGXJ4/G998USQSEGXJ4 | Nov 13, 2024 | Android 14 | Security | 14 | on server |
G998USQSDGXJ2/G998UOYNDGXJ2/G998USQSDGXJ2 | Oct 15, 2024 | Android 14 | Security | 13 | on server |
G998USQSCGXH2/G998UOYNCGXH2/G998USQSCGXH2 | Sep 12, 2024 | Android 14 | Security | 12 | on server |
G998USQUCGXGA/G998UOYNCGXGA/G998USQUCGXGA | Aug 12, 2024 | Android 14 | Feature | 12 | on server |
G998USQSCGXF3/G998UOYNCGXF3/G998USQSCGXF3 | Jul 11, 2024 | Android 14 | Security | 12 | on server |
G998USQSBGXF1/G998UOYNBGXF1/G998USQSBGXF1 | Jun 11, 2024 | Android 14 | Security | 11 | on server |
G998USQSBGXE2/G998UOYNBGXE2/G998USQSBGXE2 | May 20, 2024 | Android 14 | Security | 11 | on server |
G998USQUAGXDE/G998UOYNAGXDE/G998USQUAGXDE | May 11, 2024 | Android 14 | Feature | 10 | on server |
G998USQSAFXD4/G998UOYNAFXD4/G998USQSAFXD4 | Apr 14, 2024 | Android 14 | Security | 10 | on server |
G998USQSAFXC4/G998UOYNAFXC4/G998USQSAFXC4 | Mar 17, 2024 | Android 14 | Security | 10 | on server |
G998USQSAFXAG/G998UOYNAFXAG/G998USQSAFXAG | Feb 15, 2024 | Android 14 | Security | 10 | on server |
G998USQS9FXA1/G998UOYN9FXA1/G998USQS9FXA1 | Jan 17, 2024 | Android 14 | Security | 9 | on server |
G998USQU9FWKC/G998UOYN9FWKC/G998USQU9FWKC | Dec 12, 2023 | Android 14 | Feature | 9 | on server |
G998USQS9EWK1/G998UOYN9EWK1/G998USQS9EWK1 | Nov 16, 2023 | Android 13 | Security | 9 | on server |
G998USQS9EWI2/G998UOYN9EWI2/G998USQS9EWI2 | Oct 10, 2023 | Android 13 | Security | 9 | on server |
G998USQS9EWI1/G998UOYN9EWI1/G998USQS9EWI1 | Sep 26, 2023 | Android 13 | Security | 9 | on server |
G998USQU8EWH6/G998UOYN8EWH6/G998USQU8EWH6 | Sep 6, 2023 | Android 13 | Feature | 8 | on server |
G998USQS8EWH1/G998UOYN8EWH1/G998USQS8EWH1 | Aug 16, 2023 | Android 13 | Security | 8 | on server |
G998USQS8EWF1/G998UOYN8EWF1/G998USQS8EWF1 | Jul 16, 2023 | Android 13 | Security | 8 | on server |
G998USQU7EWE5/G998UOYN7EWE5/G998USQU7EWE5 | Jun 16, 2023 | Android 13 | Feature | 7 | on server |
G998USQS6EWD4/G998UOYN6EWD4/G998USQS6EWD4 | May 14, 2023 | Android 13 | Security | 6 | on server |
G998USQU6EWD1/G998UOYN6EWD1/G998USQU6EWD1 | Apr 25, 2023 | Android 13 | Feature | 6 | on server |
G998USQS4AUFD/G998UOYN4AUFD/G998USQS4AUFD | Apr 3, 2023 | Android 11 | Security | 4 | on server |
G998USQS4AUIN/G998UOYN4AUIN/G998USQS4AUIN | Apr 3, 2023 | Android 11 | Security | 4 | on server |
G998USQS4BUKK/G998UOYN4BUKK/G998USQS4BUKK | Apr 3, 2023 | Android 12 | Security | 4 | on server |
G998USQS5BVA6/G998UOYN5BVA6/G998USQS5BVA6 | Apr 3, 2023 | Android 12 | Security | 5 | on server |
G998USQS5CVHB/G998UOYN5CVHB/G998USQS5CVHB | Apr 3, 2023 | Android 12 | Security | 5 | on server |
G998USQS5CVIG/G998UOYN5CVIG/G998USQS5CVIG | Apr 3, 2023 | Android 12 | Security | 5 | on server |
G998USQS5DVL1/G998UOYN5DVL1/G998USQS5DVL1 | Apr 3, 2023 | Android 13 | Security | 5 | on server |
G998USQS6EWCA/G998UOYN6EWCA/G998USQS6EWCA | Apr 3, 2023 | Android 13 | Security | 6 | on server |
G998USQU1AUA4/G998UOYN1AUA4/G998USQU1AUA4 | Apr 3, 2023 | Android 11 | Feature | 1 | on server |
G998USQU1AUAJ/G998UOYN1AUAJ/G998USQU1AUAJ | Apr 3, 2023 | Android 11 | Feature | 1 | on server |
G998USQU2AUB5/G998UOYN2AUB5/G998USQU2AUB5 | Apr 3, 2023 | Android 11 | Feature | 2 | on server |
G998USQU2AUC8/G998UOYN2AUC8/G998USQU2AUC8 | Apr 3, 2023 | Android 11 | Feature | 2 | on server |
G998USQU2AUCC/G998UOYN2AUCC/G998USQU2AUCC | Apr 3, 2023 | Android 11 | Feature | 2 | on server |
G998USQU3AUDB/G998UOYN3AUDB/G998USQU3AUDB | Apr 3, 2023 | Android 11 | Feature | 3 | on server |
G998USQU4AUF5/G998UOYN4AUF5/G998USQU4AUF5 | Apr 3, 2023 | Android 11 | Feature | 4 | on server |
G998USQU4AUGQ/G998UOYN4AUGQ/G998USQU4AUGQ | Apr 3, 2023 | Android 11 | Feature | 4 | on server |
G998USQU4AUGZ/G998UOYN4AUGZ/G998USQU4AUGZ | Apr 3, 2023 | Android 11 | Feature | 4 | on server |
G998USQU4AUI7/G998UOYN4AUI7/G998USQU4AUI7 | Apr 3, 2023 | Android 11 | Feature | 4 | on server |
G998USQU4BUK7/G998UOYN4BUK7/G998USQU4BUK7 | Apr 3, 2023 | Android 12 | Feature | 4 | on server |
G998USQU4BUKF/G998UOYN4BUKF/G998USQU4BUKF | Apr 3, 2023 | Android 12 | Feature | 4 | on server |
G998USQU5BULJ/G998UOYN5BULJ/G998USQU5BULJ | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVCC/G998UOYN5CVCC/G998USQU5CVCC | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVDB/G998UOYN5CVDB/G998USQU5CVDB | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVDL/G998UOYN5CVDL/G998USQU5CVDL | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVF2/G998UOYN5CVF2/G998USQU5CVF2 | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVF8/G998UOYN5CVF8/G998USQU5CVF8 | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVF9/G998UOYN5CVF9/G998USQU5CVF9 | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5CVH8/G998UOYN5CVH8/G998USQU5CVH8 | Apr 3, 2023 | Android 12 | Feature | 5 | on server |
G998USQU5DVK9/G998UOYN5DVK9/G998USQU5DVK9 | Apr 3, 2023 | Android 13 | Feature | 5 | on server |
G998USQU5DWA8/G998UOYN5DWA8/G998USQU5DWA8 | Apr 3, 2023 | Android 13 | Feature | 5 | on server |
G998USQS5EWB3/G998UOYN5EWB3/G998USQS5EWB3 | Mar 9, 2023 | Android 13 | Security | 5 | on server |
G998USQU5EWAI/G998UOYN5EWAI/G998USQU5EWAI | Feb 23, 2023 | Android 13 | Feature | 5 | on server |
G998USQU1ATLF/G998UOYN1ATLF/G998USQU1ATLF | Jan 15, 2021 | Android 11 | Feature | 1 | on server |
Download the latest ATT build
samloader download -m SM-G998U -r ATT -v G998USQSJHZB1/G998UOYNJHZB1/G998USQSJHZB1Changelog and security patch level
Samsung's official release notes for SM-G998U in ATT, including the security patch level of each update: doc.samsungmobile.com/SM-G998U/ATT. We don't show the patch level ourselves (why).
See how to download Samsung firmware and
how to flash it. Back to the SM-G998U overview.
All models with ATT: Samsung CSC ATT.