A156USQSBDZDD – Galaxy A15 5G firmware
Build A156USQSBDZDD is a security update for the Galaxy A15 5G (SM-A156U)
on Android 16 (One UI 8). It first appeared on Samsung's servers on May 14, 2026 (method) and has reached
2 regions so far. It keeps bootloader bit 11, so downgrading to the previous build A156USQSBDZDC is still possible. Samsung still serves this file.
- Model
- SM-A156U
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 11
- First released
- May 14, 2026
- Regions
- 2
Rollout timeline by region
The date each region code (CSC) first received A156USQSBDZDD, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
DSA | USA | May 14, 2026 | day 0 | A156USQSBDZDD/A156UOYNBDZDD/A156USQSBDZDD |
DSH | USA | May 14, 2026 | day 0 | A156USQSBDZDD/A156UOYNBDZDD/A156USQSBDZDD |
Download and release notes
samloader download -m SM-A156U -r DSA -v A156USQSBDZDD/A156UOYNBDZDD/A156USQSBDZDDSamsung's release notes and security patch level for this update: SM-A156U / DSA on doc.samsungmobile.com. What each part of the build number means: decode A156USQSBDZDD.