A075MUBS7CZH1 – Galaxy A07 firmware
Build A075MUBS7CZH1 is a security update for the Galaxy A07 (SM-A075M)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Aug 31, 2026 (method) and has reached
35 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 A075MUBS6CZF6 is blocked. Samsung still serves this file.
- Model
- SM-A075M
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 7
- First released
- Aug 31, 2026
- Regions
- 35
Rollout timeline by region
The date each region code (CSC) first received A075MUBS7CZH1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
COM | Colombia (Claro) | Aug 31, 2026 | day 0 | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
IUS | Mexico (AT&T) | Aug 31, 2026 | day 0 | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
MXO | Mexico | Aug 31, 2026 | day 0 | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
TCE | Mexico (Telcel) | Aug 31, 2026 | day 0 | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
ARO | Argentina | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
BVO | Bolivia | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
CDR | Dominican Republic | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
CGU | Guatemala (Claro) | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
CTI | Argentina (Claro) | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
GTO | Guatemala | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
PGU | Guatemala | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
PSN | Argentina (Personal) | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
TGP | Paraguay | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
UFN | Argentina (Movistar) | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
UPO | Uruguay | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
UYO | Uruguay | Sep 9, 2026 | +9 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
CHE | Chile (Entel) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
ZTM | Brazil (TIM) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
ZTO | Brazil | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
ZVV | Brazil (Vivo) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWO7CZH1/A075MUBS7CZH1 |
CHL | Chile (Claro) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
CHO | Chile | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
CHT | Chile (Movistar) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
COB | Colombia (Movistar) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
COL | Colombia | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
COO | Colombia | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
CRC | Costa Rica | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
DOR | Dominican Republic | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
EBE | Ecuador | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
ECO | Ecuador | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
GLO | Nigeria (Glo) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
PET | Peru (Movistar) | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
PNT | Panama | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
SAM | Oceania | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
PEO | Peru | Sep 14, 2026 | +14 days | A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1 |
Download and release notes
samloader download -m SM-A075M -r COM -v A075MUBS7CZH1/A075MOWB7CZH1/A075MUBS7CZH1Samsung's release notes and security patch level for this update: SM-A075M / COM on doc.samsungmobile.com. What each part of the build number means: decode A075MUBS7CZH1.