OnePlus announced its OxygenOS 14 Beta 1 for the OnePlus 11 the week before last. Now the rollout is slowly being expanded.
OnePlus has announced the OxygenOS 13.1 update with Android 13 for the OnePlus 11. The new firmware is available for various mobile phones.
OnePlus 9R or OnePlus 10R owners should already see a notification - OxygenOS 13 based on Android 13 is ready.