You swipe left and right to navigate between pages on iOS home screen. If you’re tired of swiping, you can simply tap to navigate through.
Directly above the home screen Dock, tap anywhere on area on left side of the “•••” dots to go to previous home screen. Tap anywhere on area on the right side of the “•••” dots to go to next home screen.
This however will not work if you’re inside a home screen Folder.