OnePlus 9 Pro, OnePlus 9 users report multiple issues after updating to OxygenOS 12 update

The OnePlus 9 and the OnePlus 9 Pro received the update to Android 12 with the OxygenOS 12 just recently. After the initial release for the Pixel series by Google, Android 12 is now expanding to all other smartphone manufacturers. However, everything does not seem to be going smoothly with the updated OxygenOS 12.…