The new build for the S10 lineup sports version number G97xUSQU4ETH7 and comes with the September 2020 security patch instead of the latest October patch. But it does bring in new features to the S10 trio, including wireless DeX support and Pro Video mode. You can check out the screenshots below for the complete changelog.
The One UI 2.5 update is rolling out over the air and should reach all units in a couple of weeks. But those who can't wait for the update prompt to pop up on their device can head over to the Settings > Software update menu to check for it manually.