A176USQS7BZH9 – Galaxy A17 5G firmware
Build A176USQS7BZH9 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 6, 2026 (method) and has reached
9 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 A176USQS6BZG2 is blocked. Samsung still serves this file.
- Model
- SM-A176U
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 7
- First released
- Sep 6, 2026
- Regions
- 9
Rollout timeline by region
The date each region code (CSC) first received A176USQS7BZH9, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ATT | USA (AT&T) | Sep 6, 2026 | day 0 | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
TMK | USA (MetroPCS) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
TMB | USA (T-Mobile) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
VZW | USA (Verizon) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
AIO | USA (Cricket) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
CCT | USA (Comcast) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
USC | USA (US Cellular) | Sep 7, 2026 | +1 day | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
DSA | USA | Sep 8, 2026 | +2 days | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
DSH | USA | Sep 8, 2026 | +2 days | A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9 |
Download and release notes
samloader download -m SM-A176U -r ATT -v A176USQS7BZH9/A176UOYN7BZH9/A176USQS7BZH9Samsung'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 A176USQS7BZH9.