S948WVLU4BZID – Galaxy S26 Ultra firmware

Build S948WVLU4BZID is a feature update for the Galaxy S26 Ultra (SM-S948W) on Android 17 (One UI 9). It first appeared on Samsung's servers on Sep 29, 2026 (method) and has reached 11 regions so far. It keeps bootloader bit 4, so downgrading to the previous build S948WVLS4AZHL is still possible. Samsung still serves this file.

Model
SM-S948W
Android
Android 17
Type
Feature
Bootloader bit
4
First released
Sep 29, 2026
Regions
11

Rollout timeline by region

The date each region code (CSC) first received S948WVLU4BZID, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BMCCanada (Bell)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
BWACanadaSep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
ESKCanada (Eastlink)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
FMCCanada (Fido)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
GLWCanada (Freedom)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
KDOCanada (Koodo)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
RWCCanada (Rogers)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
TLSCanada (Telus)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
VMCCanada (Virgin)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
VTRCanada (Videotron)Sep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID
XACCanadaSep 29, 2026day 0S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID

Download and release notes

samloader download -m SM-S948W -r BMC -v S948WVLU4BZID/S948WOYV4BZID/S948WVLU4BZID

Samsung's release notes and security patch level for this update: SM-S948W / BMC on doc.samsungmobile.com. What each part of the build number means: decode S948WVLU4BZID.