The new update, which brings the August 2026 security patch to the Galaxy Tab S10+ and the Galaxy Tab S10 Ultra, comes bearing firmware version X820XXSADZH1 for the Galaxy Tab S10+ and X920XXSADZH1 for the Galaxy Tab S10 Ultra. It is unclear if this 300MB+ update has also been released for Wi-Fi + Cellular variants of these high-end tablets.
Galaxy Tab S10+'s August 2026 security update in South Korea | Source: Gingerbread Man / Samsung Community Korea
If you have any of these two devices and live in South Korea, you should check for the new update right away. If you don't, you can get the update later today or anytime over the course of this week.
You can check for the new update by opening the Settings app on your Galaxy Tab S10 series tablet, navigating to Software update, and tapping the Check for updates button. Once the update is fully downloaded, tap the Restart button to finish the software update procedure.
Loading ... 
