M045FXXSHEZH1 – Galaxy M04 firmware

Build M045FXXSHEZH1 is a security update for the Galaxy M04 (SM-M045F) on Android 14 (One UI 6). It first appeared on Samsung's servers on Sep 1, 2026 (method) and has reached 3 regions so far. It raises the bootloader bit from 16 to 17: once installed, the device no longer accepts firmware with bit 16 or lower, so a downgrade to M045FXXSGEZF1 is blocked. Samsung still serves this file.

Model
SM-M045F
Android
Android 14
Type
Security
Bootloader bit
17
First released
Sep 1, 2026
Regions
3

Rollout timeline by region

The date each region code (CSC) first received M045FXXSHEZH1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
INSIndiaSep 1, 2026day 0M045FXXSHEZH1/M045FODMHEZH1/M045FXXSHEZH1
NPBNepalSep 1, 2026day 0M045FXXSHEZH1/M045FODMHEZH1/M045FXXSHEZH1
SLKSri LankaSep 1, 2026day 0M045FXXSHEZH1/M045FODMHEZH1/M045FXXSHEZH1

Download and release notes

samloader download -m SM-M045F -r INS -v M045FXXSHEZH1/M045FODMHEZH1/M045FXXSHEZH1

Samsung's release notes and security patch level for this update: SM-M045F / INS on doc.samsungmobile.com. What each part of the build number means: decode M045FXXSHEZH1.