Problem with window size Overflowing, Please Help!

Godot Version

v3.6.beta3.mono.official

Question

There’s something wrong with godot window size setting. each time I resize my project there’s always an empty space at the left side or below. I think it’s overflowing and I don’t know how to stop this. Please I really need help, I have encountered this problem on all the games I’ve created with godot. I’ve attached a screen recording of what happens

Check the documentation page about supporting multiple resolutions Multiple resolutions — Godot Engine (3.5) documentation in English