SM-F966U1 firmware for ACG – USA (C Spire)
25 builds for the Galaxy Z Fold7 in region ACG. 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 |
|---|---|---|---|---|---|
F966U1UEUDCZJB/F966U1OYMDCZJB/F966U1UEUDCZJB | Nov 4, 2026 | Android 17 | Feature | 13 | on server |
F966U1UESDCZJ1/F966U1OYMDCZJ1/F966U1UESDCZJ1 | Oct 21, 2026 | Android 17 | Security | 13 | on server |
F966U1UEUCCZIH/F966U1OYMCCZIH/F966U1UEUCCZIH | Oct 5, 2026 | Android 17 | Feature | 12 | on server |
F966U1UEUCZZI6/F966U1OYMCZZI6/F966U1UEUCCZI6 beta | Sep 8, 2026 | – | Feature | 12 | pulled |
F966U1UEUCZZHP/F966U1OYMCZZHP/F966U1UEUCCZHP beta | Sep 3, 2026 | – | Feature | 12 | pulled |
F966U1UESCBZH3/F966U1OYMCBZH3/F966U1UESCBZH3 | Aug 31, 2026 | Android 16 | Security | 12 | on server |
F966U1UESBBZG3/F966U1OYMBBZG3/F966U1UESBBZG3 | Jul 15, 2026 | Android 16 | Security | 11 | on server |
F966U1UEUABZF1/F966U1OYMABZF1/F966U1UEUABZF1 | Jun 15, 2026 | Android 16 | Feature | 10 | on server |
F966U1UESABZE3/F966U1OYMABZE3/F966U1UESABZE3 | May 25, 2026 | Android 16 | Security | 10 | on server |
F966U1UEU9BZDN/F966U1OYM9BZDN/F966U1UEU9BZDN | May 11, 2026 | Android 16 | Feature | 9 | on server |
F966U1UEU9ZZDD/F966U1OYM9ZZDD/F966U1UEU9BZDD beta | Apr 20, 2026 | – | Feature | 9 | pulled |
F966U1UEU9ZZD3/F966U1OYM9ZZD3/F966U1UEU9ZZD3 beta | Apr 16, 2026 | – | Feature | 9 | pulled |
F966U1UES9AZC8/F966U1OYM9AZC8/F966U1UES9AZC8 | Apr 13, 2026 | Android 16 | Security | 9 | on server |
F966U1UEU8ZZCD/F966U1OYM8ZZCD/F966U1UEU8ZZCD beta | Mar 26, 2026 | – | Feature | 8 | pulled |
F966U1UES8AZC1/F966U1OYM8AZC1/F966U1UES8AZC1 | Mar 22, 2026 | Android 16 | Security | 8 | on server |
F966U1UEU8ZZC5/F966U1OYM8ZZC5/F966U1UEU8BZC5 beta | Mar 11, 2026 | – | Feature | 8 | pulled |
F966U1UES8AZB6/F966U1OYM8AZB6/F966U1UES8AZB6 | Feb 25, 2026 | Android 16 | Security | 8 | on server |
F966U1UES7AZA1/F966U1OYM7AZA1/F966U1UES7AZA1 | Jan 18, 2026 | Android 16 | Security | 7 | on server |
F966U1UES6AYKF/F966U1OYM6AYKF/F966U1UES6AYKF | Dec 10, 2025 | Android 16 | Security | 6 | on server |
F966U1UES6AYK9/F966U1OYM6AYK9/F966U1UES6AYK9 | Nov 19, 2025 | Android 16 | Security | 6 | on server |
F966U1UES5AYJ3/F966U1OYM5AYJ3/F966U1UES5AYJ3 | Oct 26, 2025 | Android 16 | Security | 5 | on server |
F966U1UEU4AYI1/F966U1OYM4AYI1/F966U1UEU4AYI1 | Sep 14, 2025 | Android 16 | Feature | 4 | on server |
F966U1UES3AYH1/F966U1OYM3AYH1/F966U1UES3AYH1 | Aug 19, 2025 | Android 16 | Security | 3 | on server |
F966U1UES2AYGG/F966U1OYM2AYGG/F966U1UES2AYGG | Jul 30, 2025 | Android 16 | Security | 2 | on server |
F966U1UEU1AYFJ/F966U1OYM1AYFJ/F966U1UEU1AYFJ | Jul 9, 2025 | Android 16 | Feature | 1 | on server |
Download the latest ACG build
samloader download -m SM-F966U1 -r ACG -v F966U1UEUDCZJB/F966U1OYMDCZJB/F966U1UEUDCZJBChangelog and security patch level
Samsung's official release notes for SM-F966U1 in ACG, including the security patch level of each update: doc.samsungmobile.com/SM-F966U1/ACG. We don't show the patch level ourselves (why).
See how to download Samsung firmware and
how to flash it. Back to the SM-F966U1 overview.
All models with ACG: Samsung CSC ACG.