Oxygen OS 10.0.1 is live, and it is here to upgrade your OnePlus 6 or 6T to Android 10. Following the arrival of a stable Hydrogen OS Android 10 build last week, OnePlus has now started quietly rolling out Oxygen OS 10.0.1 globally. The update comes in two forms and is available OTA now.
https://www.notebookcheck.net/OnePlus-6-and-6T-start-receiving-stable-Android-10-Oxygen-OS-10-0-1-update.446019.0.html
I need to know how to downgrade my one plus OS to this one
i upgraded to the 10.3 and it really screwed up mu data plan connectivity
i can only access the internet via WiFi