A576U1UES6BZJ2 – Galaxy A57 5G firmware

Build A576U1UES6BZJ2 is a security update for the Galaxy A57 5G (SM-A576U1) on Android 17 (One UI 9). It first appeared on Samsung's servers on Oct 26, 2026 (method) and has reached 12 regions so far. It keeps bootloader bit 6, so downgrading to the previous build A576U1UEU6BZIE is still possible. Samsung still serves this file.

Model
SM-A576U1
Android
Android 17
Type
Security
Bootloader bit
6
First released
Oct 26, 2026
Regions
12

Rollout timeline by region

The date each region code (CSC) first received A576U1UES6BZJ2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACGUSA (C Spire)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
AIOUSA (Cricket)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
ATTUSA (AT&T)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
CCTUSA (Comcast)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
DSAUSAOct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
DSHUSAOct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
LRAUSA (Bluegrass)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
TMBUSA (T-Mobile)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
TMKUSA (MetroPCS)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
VZWUSA (Verizon)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
XAAUSA (unlocked)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2
XARUSA (Cellular South)Oct 26, 2026day 0A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2

Download and release notes

samloader download -m SM-A576U1 -r XAA -v A576U1UES6BZJ2/A576U1OYM6BZJ2/A576U1UES6BZJ2

Samsung's release notes and security patch level for this update: SM-A576U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode A576U1UES6BZJ2.