Samsung Galaxy Tab S9 Ultra 5G (SM-X916B) Firmware Overview
What is the latest SM-X916B firmware?
X916BXXS6EZI2, released September 9, 2026 for region STH with Android 16. It is a security update on bootloader binary 6. The archive holds 4 official builds for this region. Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy Tab S9 Ultra 5G still getting updates?
Yes. The newest build is from September 2026.
Can I downgrade the SM-X916B firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 6:
- Binary 6 — since Feb 2026
SM-X916B firmware for region STH
How to Flash SM-X916B Firmware
Put the Samsung Galaxy Tab S9 Ultra 5G into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 6 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.