F9680ZCS6BZG3 – Galaxy Z TriFold firmware

Build F9680ZCS6BZG3 is a security update for the Galaxy Z TriFold (SM-F9680) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 19, 2026 (method) and has reached 1 region so far. It raises the bootloader bit from 5 to 6: once installed, the device no longer accepts firmware with bit 5 or lower, so a downgrade to F9680ZCU5BZF1 is blocked. Samsung still serves this file.

Model
SM-F9680
Android
Android 16
Type
Security
Bootloader bit
6
First released
Jul 19, 2026
Regions
1

Rollout timeline by region

The date each region code (CSC) first received F9680ZCS6BZG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CHCChinaJul 19, 2026day 0F9680ZCS6BZG3/F9680CHC6BZG3/F9680ZCS6BZG1

Download and release notes

samloader download -m SM-F9680 -r CHC -v F9680ZCS6BZG3/F9680CHC6BZG3/F9680ZCS6BZG1

Samsung's release notes and security patch level for this update: SM-F9680 / CHC on doc.samsungmobile.com. What each part of the build number means: decode F9680ZCS6BZG3.