Set number of post/page

Generate your own custom code.

https://generatewp.com/wp_query/

If you don’t know how to implement the code, I sugest you do some research. It’s one of the first steps to a plugin-free eviroment.

FadingMusic@ Have you ever read Omar Khajam in Arabic language?

I got it.
Setting/Reading

I think too complex and forget the simple solutions.
Sorry that I didn’t thought of that sooner. Glad that you have found a way yourself.