I have followed all procedure same as given in developer google for Google sign in but at the last when they said to connect the outlets, unfortunately, I am unable to do so, please guide me.

I have followed all procedure same as given in developer google for Google sign in but at the last when they said to connect the outlets, unfortunately, I am unable to do so, please guide me.

On
I downloaded this demo from GitHub, and I noticed that GIDSignInButton is not a UIButton but a UIView. So you may consider using UIView instead of UIButton.
please change its class first in the button settings from the UIButton to GIDSignInButton -> like here