F766U1UEUABZF3 – Galaxy Z Flip7 firmware

Build F766U1UEUABZF3 is a feature update for the Galaxy Z Flip7 (SM-F766U1) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jun 17, 2026 (method) and has reached 14 regions so far. It keeps bootloader bit 10, so downgrading to the previous build F766U1UESABZE3 is still possible. Samsung still serves this file.

Model
SM-F766U1
Android
Android 16
Type
Feature
Bootloader bit
10
First released
Jun 17, 2026
Regions
14

Rollout timeline by region

The date each region code (CSC) first received F766U1UEUABZF3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
TMBUSA (T-Mobile)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
TMKUSA (MetroPCS)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
AIOUSA (Cricket)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
ATTUSA (AT&T)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
LRAUSA (Bluegrass)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
TFNUSA (TracFone)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
USCUSA (US Cellular)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
VZWUSA (Verizon)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
XAAUSA (unlocked)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
XARUSA (Cellular South)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
ACGUSA (C Spire)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
CCTUSA (Comcast)Jun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
DSAUSAJun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3
DSHUSAJun 17, 2026day 0F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3

Download and release notes

samloader download -m SM-F766U1 -r XAA -v F766U1UEUABZF3/F766U1OYMABZF3/F766U1UEUABZF3

Samsung's release notes and security patch level for this update: SM-F766U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode F766U1UEUABZF3.