A176USQS8BZI5 – Galaxy A17 5G firmware
Build A176USQS8BZI5 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 Sep 28, 2026 (method) and has reached
9 regions so far. It raises the bootloader bit from 7 to 8: once installed, the device no longer accepts firmware with bit 7 or lower, so a downgrade to A176USQS7BZH9 is blocked. Samsung still serves this file.
- Model
- SM-A176U
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 8
- First released
- Sep 28, 2026
- Regions
- 9
Rollout timeline by region
The date each region code (CSC) first received A176USQS8BZI5, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ATT | USA (AT&T) | Sep 28, 2026 | day 0 | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
TMB | USA (T-Mobile) | Sep 28, 2026 | day 0 | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
TMK | USA (MetroPCS) | Sep 28, 2026 | day 0 | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
USC | USA (US Cellular) | Sep 28, 2026 | day 0 | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
VZW | USA (Verizon) | Sep 28, 2026 | day 0 | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
AIO | USA (Cricket) | Sep 29, 2026 | +1 day | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
CCT | USA (Comcast) | Sep 29, 2026 | +1 day | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
DSA | USA | Sep 29, 2026 | +1 day | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
DSH | USA | Sep 29, 2026 | +1 day | A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5 |
Download and release notes
samloader download -m SM-A176U -r ATT -v A176USQS8BZI5/A176UOYN8BZI5/A176USQS8BZI5Samsung's release notes and security patch level for this update: SM-A176U / ATT on doc.samsungmobile.com. What each part of the build number means: decode A176USQS8BZI5.