I also did it but via Adguard. I think there’s no option to block internet access for an app in Samsung One UI. Only found option to disable background use of internet for apps

Also try Kvaesitso

Kiss launcher is kinda like it

Nova us the best for me, always been. I also used Lawnchair for a long time and it’s almost as great if you’re fussy about Nova’s new owner and stuff

Wow is AIO Russian? I even bought the premium but barely used it.