X518UVLSGEZI3 – Galaxy Tab S9 FE firmware
Build X518UVLSGEZI3 is a security update for the Galaxy Tab S9 FE (SM-X518U)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Oct 15, 2026 (method) and has reached
5 regions so far. It keeps bootloader bit 16, so downgrading to the previous build X518USQSHEZI3 is still possible. Samsung still serves this file.
- Model
- SM-X518U
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 16
- First released
- Oct 15, 2026
- Regions
- 5
Not yet released in 5 regions that are still on an older build: ATT, TMB, TMK, USC, VZW.
Rollout timeline by region
The date each region code (CSC) first received X518UVLSGEZI3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
KDO | Canada (Koodo) | Oct 15, 2026 | day 0 | X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3 |
RWC | Canada (Rogers) | Oct 15, 2026 | day 0 | X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3 |
TLS | Canada (Telus) | Oct 15, 2026 | day 0 | X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3 |
XAC | Canada | Oct 15, 2026 | day 0 | X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3 |
FMC | Canada (Fido) | Oct 19, 2026 | +4 days | X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3 |
Download and release notes
samloader download -m SM-X518U -r KDO -v X518UVLSGEZI3/X518UOYVGEZI3/X518UVLSGEZI3Samsung's release notes and security patch level for this update: SM-X518U / KDO on doc.samsungmobile.com. What each part of the build number means: decode X518UVLSGEZI3.