The thing is the front camera button on my rog phone 8 pro is missing .can somebody help me with it?

[Koudmaker]

The ribbon cable is maybe disconnected. So contact Asus support. We have seen that issue a couple times here on the forum.

[Mattias_ASUS]

Hi @Zeus92 
For that I'd strongly recommend contacting your closest ASUS Service Center.
https://www.asus.com/support/service-center-location/