Earlier today, we learned that Samsung has started developing One UI 9.0 for the Galaxy Tab S10 Ultra. While that was a great piece of news for the tablet’s owners, there is still a lot of time for its release. In the meantime, the brand is rolling out a new update for the device. It brings the June 2026 security patch.The latest security patch fixes 45 security issues present in the previous version of the OS. At the moment, the company is rolling it out to the cellular and the non-cellular variants of the tablets for its home market, South Korea. The updates carry firmware version X920XXS8DZF2 (via Galaxy Alerts) and X926NKOS8DZF2, respectively.Samsung should release the June 2026 security patch for other variants of the Galaxy Tab S10 Ultra and in other countries over the next few days. To check its availability for your device, go to Settings > Software update > Check for updates.As for One UI 9.0, it is based on Android 17 and offers more UI customisation options and new features. The tech giant is expected to showcase its stable version next month with the Galaxy Z Fold 8, Galaxy Z Fold 8 Ultra, and the Galaxy Z Flip 8.