Samsung Galaxy A33 5G (SM-A336M) Firmware Overview
What is the latest SM-A336M firmware?
A336MUBSIGZE1, released May 14, 2026 for region PET with Android 16. It is a security update on bootloader binary 18. The archive holds 1 official build for this region.
Is the Samsung Galaxy A33 5G still getting updates?
Yes. The newest build is from May 2026.
Can I downgrade the SM-A336M firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 18:
- Binary 18 — since May 2026
SM-A336M firmware for region PET
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
A336MUBSIGZE1
Security update
|
18 | PET | 16 |
2026-05-14 | Download |
How to Flash SM-A336M Firmware
Put the Samsung Galaxy A33 5G into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 18 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.