How to remove wordpress multisite permalink

I habe a problem in my wordpress multisite. I’m complete install wordpress and full setup but i don’t setup permalink. Its show a sub-folder.
My domain Name digontanews
But its show a digontanews/blog.
how to solve this problem. Please help me.

This happens with the hosting provider, I am using Cloudways WordPress multisite hosting and never faced any issue, You can check your problem there.