F766BXXSABZF4 – Galaxy Z Flip7 firmware
Build F766BXXSABZF4 is a security update for the Galaxy Z Flip7 (SM-F766B)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 1, 2026 (method) and has reached
1 region so far. It keeps bootloader bit 10, so downgrading to the previous build F766BXXUABZF3 is still possible. Samsung still serves this file.
- Model
- SM-F766B
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 10
- First released
- Jul 1, 2026
- Regions
- 1
Rollout timeline by region
The date each region code (CSC) first received F766BXXSABZF4, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XID | Indonesia | Jul 1, 2026 | day 0 | F766BXXSABZF4/F766BOXMABZF4/F766BXXSABZF4 |
Download and release notes
samloader download -m SM-F766B -r XID -v F766BXXSABZF4/F766BOXMABZF4/F766BXXSABZF4Samsung's release notes and security patch level for this update: SM-F766B / XID on doc.samsungmobile.com. What each part of the build number means: decode F766BXXSABZF4.