A546WVLSJFZG3 – Galaxy A54 5G firmware

Build A546WVLSJFZG3 is a security update for the Galaxy A54 5G (SM-A546W) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 31, 2026 (method) and has reached 11 regions so far. It raises the bootloader bit from 18 to 19: once installed, the device no longer accepts firmware with bit 18 or lower, so a downgrade to A546WVLSIFZF1 is blocked. Samsung still serves this file.

Model
SM-A546W
Android
Android 16
Type
Security
Bootloader bit
19
First released
Jul 31, 2026
Regions
11

Rollout timeline by region

The date each region code (CSC) first received A546WVLSJFZG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BMCCanada (Bell)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
BWACanadaJul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
ESKCanada (Eastlink)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
FMCCanada (Fido)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
GLWCanada (Freedom)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
KDOCanada (Koodo)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
RWCCanada (Rogers)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
TLSCanada (Telus)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
VMCCanada (Virgin)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
VTRCanada (Videotron)Jul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3
XACCanadaJul 31, 2026day 0A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3

Download and release notes

samloader download -m SM-A546W -r BMC -v A546WVLSJFZG3/A546WOYVJFZG3/A546WVLSJFZG3

Samsung's release notes and security patch level for this update: SM-A546W / BMC on doc.samsungmobile.com. What each part of the build number means: decode A546WVLSJFZG3.