S731U1UES7BZF3 – Galaxy S25 FE firmware

Build S731U1UES7BZF3 is a security update for the Galaxy S25 FE (SM-S731U1) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jun 25, 2026 (method) and has reached 14 regions so far. It keeps bootloader bit 7, so downgrading to the previous build S731U1UES7BZE1 is still possible. Samsung still serves this file.

Model
SM-S731U1
Android
Android 16
Type
Security
Bootloader bit
7
First released
Jun 25, 2026
Regions
14

Rollout timeline by region

The date each region code (CSC) first received S731U1UES7BZF3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACGUSA (C Spire)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
AIOUSA (Cricket)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
ATTUSA (AT&T)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
CCTUSA (Comcast)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
DSAUSAJun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
DSHUSAJun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
LRAUSA (Bluegrass)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
TFNUSA (TracFone)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
TMBUSA (T-Mobile)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
TMKUSA (MetroPCS)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
USCUSA (US Cellular)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
VZWUSA (Verizon)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
XAAUSA (unlocked)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3
XARUSA (Cellular South)Jun 25, 2026day 0S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3

Download and release notes

samloader download -m SM-S731U1 -r XAA -v S731U1UES7BZF3/S731U1OYM7BZF3/S731U1UES7BZF3

Samsung's release notes and security patch level for this update: SM-S731U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode S731U1UES7BZF3.