Why can't i share my screen on facetime on mac

- Why can't i share my screen on facetime on macbook
- Why can't i share my screen on mac on facetime
- Can i share my screen on facetime on mac
- Share my screen on facetime on mac
- Why can i not share my screen on facetime on mac
- Why can't i share my screen on facetime macbook air
- Why can't i share my screen on facetime macbook pro
- Can i share my screen on facetime on macbook
- Can i share my screen on facetime on macbook air
- Facetime screen share mac