Oppo has announced its latest Android 13-based ColorOS 13 update to more phones in India and Indonesia. Currently, the update is being rolled out to Oppo F19, Oppo F19s, Oppo A77s, Oppo A74, and Oppo A95. Users can go to their phone’s settings and check for updates in these regions.

source https://www.gadgets360.com/mobiles/news/oppo-f19s-a77s-a74-a95-coloros-android-13-update-india-other-regions-features-3803605#rss-gadgets-all