I moved all my apps to one folder to remove clutter and visual stimulation years ago. So my screen was empty, just pull down to search for an app. Then Apple ad

I moved all my apps to one folder to remove clutter and visual stimulation years ago. So my screen was empty, just pull down to search for an app. Then Apple added App Library far right screen that was basically just the same non-hideable layout of icons. Good to know how to hide now.