A176U1UES7BZH9 – Galaxy A17 5G firmware

Build A176U1UES7BZH9 is a security update for the Galaxy A17 5G (SM-A176U1) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 8, 2026 (method) and has reached 13 regions so far. It raises the bootloader bit from 6 to 7: once installed, the device no longer accepts firmware with bit 6 or lower, so a downgrade to A176U1UES6BZG2 is blocked. Samsung still serves this file.

Model
SM-A176U1
Android
Android 16
Type
Security
Bootloader bit
7
First released
Sep 8, 2026
Regions
13

Rollout timeline by region

The date each region code (CSC) first received A176U1UES7BZH9, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACGUSA (C Spire)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
AIOUSA (Cricket)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
ATTUSA (AT&T)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
CCTUSA (Comcast)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
DSAUSASep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
DSHUSASep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
LRAUSA (Bluegrass)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
TMBUSA (T-Mobile)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
TMKUSA (MetroPCS)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
USCUSA (US Cellular)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
VZWUSA (Verizon)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
XAAUSA (unlocked)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9
XARUSA (Cellular South)Sep 8, 2026day 0A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9

Download and release notes

samloader download -m SM-A176U1 -r XAA -v A176U1UES7BZH9/A176U1OYM7BZH9/A176U1UES7BZH9

Samsung's release notes and security patch level for this update: SM-A176U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode A176U1UES7BZH9.