S931WVLUDDZJB – Galaxy S25 firmware

Build S931WVLUDDZJB is a feature update for the Galaxy S25 (SM-S931W) on Android 17 (One UI 9). It first appeared on Samsung's servers on Nov 11, 2026 (method) and has reached 11 regions so far. It raises the bootloader bit from 12 to 13: once installed, the device no longer accepts firmware with bit 12 or lower, so a downgrade to S931WVLUCDZIF is blocked. Samsung still serves this file.

Model
SM-S931W
Android
Android 17
Type
Feature
Bootloader bit
13
First released
Nov 11, 2026
Regions
11

Rollout timeline by region

The date each region code (CSC) first received S931WVLUDDZJB, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BMCCanada (Bell)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
BWACanadaNov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
ESKCanada (Eastlink)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
FMCCanada (Fido)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
GLWCanada (Freedom)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
KDOCanada (Koodo)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
RWCCanada (Rogers)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
TLSCanada (Telus)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
VMCCanada (Virgin)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
VTRCanada (Videotron)Nov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB
XACCanadaNov 11, 2026day 0S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB

Download and release notes

samloader download -m SM-S931W -r BMC -v S931WVLUDDZJB/S931WOYVDDZJB/S931WVLUDDZJB

Samsung's release notes and security patch level for this update: SM-S931W / BMC on doc.samsungmobile.com. What each part of the build number means: decode S931WVLUDDZJB.