How to change the interface?

Question

css

There is a program, after opening a menu pops up.
There is a picture and a list of accounts on it.
Is it possible to change the splash screen of the program? If yes, in what way?

Answer 1

Answer 2

Of course you can. Unpack the program resources into a folder, replace boring wallpapers with your own - funny ones, pack the resources back and use it to your health!