A236U1UESCEYJ2 – Galaxy A23 5G firmware
Build A236U1UESCEYJ2 is a security update for the Galaxy A23 5G (SM-A236U1)
on Android 14 (One UI 6). It first appeared on Samsung's servers on Oct 30, 2025 (method) and has reached
13 regions so far. It raises the bootloader bit from 11 to 12: once installed, the device no longer accepts firmware with bit 11 or lower, so a downgrade to A236U1UESBEYG2 is blocked. Samsung still serves this file.
- Model
- SM-A236U1
- Android
- Android 14
- Type
- Security
- Bootloader bit
- 12
- First released
- Oct 30, 2025
- Regions
- 13
Rollout timeline by region
The date each region code (CSC) first received A236U1UESCEYJ2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ACG | USA (C Spire) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
AIO | USA (Cricket) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
ATT | USA (AT&T) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
CCT | USA (Comcast) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
DSA | USA | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
DSH | USA | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
LRA | USA (Bluegrass) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
TMB | USA (T-Mobile) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
TMK | USA (MetroPCS) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
USC | USA (US Cellular) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
VZW | USA (Verizon) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
XAA | USA (unlocked) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
XAR | USA (Cellular South) | Oct 30, 2025 | day 0 | A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2 |
Download and release notes
samloader download -m SM-A236U1 -r XAA -v A236U1UESCEYJ2/A236U1OYMCEYJ2/A236U1UESCEYJ2Samsung's release notes and security patch level for this update: SM-A236U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode A236U1UESCEYJ2.