A176USQS5AZD2 – Galaxy A17 5G firmware

Build A176USQS5AZD2 is a security update for the Galaxy A17 5G (SM-A176U) on Android 16 (One UI 8). It first appeared on Samsung's servers on Apr 26, 2026 (method) and has reached 9 regions so far. It raises the bootloader bit from 3 to 5: once installed, the device no longer accepts firmware with bit 3 or lower, so a downgrade to A176USQS3AZB9 is blocked. Samsung still serves this file.

Model
SM-A176U
Android
Android 16
Type
Security
Bootloader bit
5
First released
Apr 26, 2026
Regions
9

Rollout timeline by region

The date each region code (CSC) first received A176USQS5AZD2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
TMBUSA (T-Mobile)Apr 26, 2026day 0A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
TMKUSA (MetroPCS)Apr 26, 2026day 0A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
ATTUSA (AT&T)Apr 26, 2026day 0A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
AIOUSA (Cricket)Apr 26, 2026day 0A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
CCTUSA (Comcast)Apr 26, 2026day 0A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
VZWUSA (Verizon)Apr 27, 2026+1 dayA176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
DSAUSAApr 27, 2026+1 dayA176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
DSHUSAApr 27, 2026+1 dayA176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2
USCUSA (US Cellular)Apr 30, 2026+4 daysA176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2

Download and release notes

samloader download -m SM-A176U -r TMB -v A176USQS5AZD2/A176UOYN5AZD2/A176USQS5AZD2

Samsung's release notes and security patch level for this update: SM-A176U / TMB on doc.samsungmobile.com. What each part of the build number means: decode A176USQS5AZD2.