Samsung Galaxy Note 10 series has started getting the One UI 2.0 and Android 10 updates in many countries. The US network carriers, Verizon and AT&T, are rolling out the stable One UI 2.0/Android 10 update to the Galaxy Note 10 and Note 10+. Verizon has already rolled out the stable One UI 2.0 update to the Galaxy Note 10+ 5G.
The software versions of this update are N970USQU2BSL7 and N975USQU2BSL7 for the Galaxy Note 10 and Note 10+ respectively. It comes with the December 2019 security patch.
If you want to download the update manually, you can head into the Settings > Software updates > Download and install.