M236BXXSEEZB2 – Galaxy M23 5G firmware
Build M236BXXSEEZB2 is a security update for the Galaxy M23 5G (SM-M236B)
on Android 14 (One UI 6). It first appeared on Samsung's servers on Mar 16, 2026 (method) and has reached
9 regions so far. It keeps bootloader bit 14, so downgrading to the previous build M236BXXSEEZB1 is still possible. Samsung still serves this file.
- Model
- SM-M236B
- Android
- Android 14
- Type
- Security
- Bootloader bit
- 14
- First released
- Mar 16, 2026
- Regions
- 9
Rollout timeline by region
The date each region code (CSC) first received M236BXXSEEZB2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ARO | Argentina | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
BVO | Bolivia | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
CHO | Chile | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
COO | Colombia | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
GTO | Guatemala | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
MXO | Mexico | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
PEO | Peru | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
TPA | Panama | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
ZTO | Brazil | Mar 16, 2026 | day 0 | M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1 |
Download and release notes
samloader download -m SM-M236B -r ARO -v M236BXXSEEZB2/M236BOWOEEZB2/M236BXXSEEZB1Samsung's release notes and security patch level for this update: SM-M236B / ARO on doc.samsungmobile.com. What each part of the build number means: decode M236BXXSEEZB2.