https://wccftech.com/android-10-update-rolling-out-for-unlocked-galaxy-s10-in-the-us/

Samsung's Android 10 rollout for the Galaxy S10 and Note 10 series is nearing its completion. The much-awaited update is available for carrier-unlocked variants of the Galaxy S10 series in the US. It comes shortly after carrier-locked variants received the software in the US and Canada.

The build number for the Android 10 update is G97*U1UEU2CSKP. It comes with the December security patch  and is about 2GB in size. It is available for the Galaxy S10e, S10, or S10+ and should be available now. To trigger it manually, head over to the Software update menu of the phone’s Settings app and manually check for an update.