White screen and access with facebook

All my projects, no matter how simple the screen, even Splash screens, first of all, a blank screen appears, how to solve this? Why doesn’t the screen enter right away?

Another question: Why does the connection via Facebook no longer appear?

Whenever you start the app or open a new screen there is always a black blank screen for a fraction of a second or so. Not much you can do about it in Kodular.

Some professional apps have this too.

Another question: Why does the connection via Facebook no longer appear?

Can you explain more on what you mean?

Why can’t I log in using my facebook account anymore?
The Facebook icon does not appear to connect.