OPPO Find X is receiving September 2020 update on ColorOS 7.1 based on Android 10. The update improves device security in the September 2020 security patch and adds new features in the device.
OPPO ColorOS 11 New Features Based On Android 11 Update
It also improves system performance and stability and optimizes network and phone call performance. The update is rolling out in build number CPH1871EX_11_F.19 on ColorOS 7.1 globally.