M536BXXSFGZE2 – Galaxy M53 5G firmware

Build M536BXXSFGZE2 is a security update for the Galaxy M53 5G (SM-M536B) on Android 16 (One UI 8). It first appeared on Samsung's servers on May 24, 2026 (method) and has reached 25 regions so far. It raises the bootloader bit from 14 to 15: once installed, the device no longer accepts firmware with bit 14 or lower, so a downgrade to M536BXXSEGZB7 is blocked. Samsung still serves this file.

Model
SM-M536B
Android
Android 16
Type
Security
Bootloader bit
15
First released
May 24, 2026
Regions
25

Rollout timeline by region

The date each region code (CSC) first received M536BXXSFGZE2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BRITaiwanMay 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
GLBPhilippines (Globe)May 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
THLThailandMay 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
XMEMalaysiaMay 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
XTCPhilippinesMay 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
XXVVietnamMay 24, 2026day 0M536BXXSFGZE2/M536BOLMFGZE2/M536BXXSFGZE1
EGYEgyptMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
KSASaudi ArabiaMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
LYSLibyaMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
MIDMiddle EastMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
MWDMoroccoMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
TUNTunisiaMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
XSGUnited Arab EmiratesMay 24, 2026day 0M536BXXSFGZE2/M536BOJMFGZE2/M536BXXSFGZE1
SEKUkraineMay 24, 2026day 0M536BXXSFGZE2/M536BOXMFGZE2/M536BXXSFGZE1
SERRussiaMay 24, 2026day 0M536BXXSFGZE2/M536BOXMFGZE2/M536BXXSFGZE1
EUXEurope (Multi-CSC)May 24, 2026day 0M536BXXSFGZE2/M536BOXMFGZE2/M536BXXSFGZE1
EUYEurope (Multi-CSC)May 24, 2026day 0M536BXXSFGZE2/M536BOXMFGZE2/M536BXXSFGZE1
BVOBoliviaMay 25, 2026+1 dayM536BXXSFGZE2/M536BOWOFGZE2/M536BXXSFGZE1
CHOChileMay 25, 2026+1 dayM536BXXSFGZE2/M536BOWOFGZE2/M536BXXSFGZE1
MXOMexicoMay 25, 2026+1 dayM536BXXSFGZE2/M536BOWOFGZE2/M536BXXSFGZE1
TPAPanamaMay 25, 2026+1 dayM536BXXSFGZE2/M536BOWOFGZE2/M536BXXSFGZE1
ZTOBrazilMay 25, 2026+1 dayM536BXXSFGZE2/M536BOWOFGZE2/M536BXXSFGZE1
XIDIndonesiaMay 27, 2026+3 daysM536BXXSFGZE2/M536BOLEFGZE2/M536BXXSFGZE1
BKDBangladeshMay 28, 2026+4 daysM536BXXSFGZE2/M536BODMFGZE2/M536BXXSFGZE1
INSIndiaMay 28, 2026+4 daysM536BXXSFGZE2/M536BODMFGZE2/M536BXXSFGZE1

Download and release notes

samloader download -m SM-M536B -r EUX -v M536BXXSFGZE2/M536BOXMFGZE2/M536BXXSFGZE1

Samsung's release notes and security patch level for this update: SM-M536B / EUX on doc.samsungmobile.com. What each part of the build number means: decode M536BXXSFGZE2.