S938WVLSCCZF9 – Galaxy S25 Ultra firmware

Build S938WVLSCCZF9 is a security update for the Galaxy S25 Ultra (SM-S938W) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 3, 2026 (method) and has reached 11 regions so far. It raises the bootloader bit from 11 to 12: once installed, the device no longer accepts firmware with bit 11 or lower, so a downgrade to S938WVLSBCZF5 is blocked. Samsung still serves this file.

Model
SM-S938W
Android
Android 16
Type
Security
Bootloader bit
12
First released
Sep 3, 2026
Regions
11

Rollout timeline by region

The date each region code (CSC) first received S938WVLSCCZF9, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
RWCCanada (Rogers)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
TLSCanada (Telus)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
VMCCanada (Virgin)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
VTRCanada (Videotron)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
XACCanadaSep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
BMCCanada (Bell)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
BWACanadaSep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
ESKCanada (Eastlink)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
FMCCanada (Fido)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
GLWCanada (Freedom)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9
KDOCanada (Koodo)Sep 3, 2026day 0S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9

Download and release notes

samloader download -m SM-S938W -r RWC -v S938WVLSCCZF9/S938WOYVCCZF9/S938WVLSCCZF9

Samsung's release notes and security patch level for this update: SM-S938W / RWC on doc.samsungmobile.com. What each part of the build number means: decode S938WVLSCCZF9.