Recently, one lucky Galaxy Note 10 user has received the stable One UI 2.0 and Android 10 update. According to a Reddit user, he already received the stable build of Android 10, but it seems accidental rollout.
The device is a Canadian unlocked unit and used with an MTS carrier in Belarus. Except for this report, no other users in the country or the network receiving this update.
The software version of this update is N970WVLU2BSKO and it comes with the December 2019 security patch. The Galaxy Note 10 users have received the third One UI 2.0 beta update.