If you ever lose the bottom home bar it just means you're in a full-screen view where they want to prevent accidentally swiping to go home, like a full-screen v

If you ever lose the bottom home bar it just means you're in a full-screen view where they want to prevent accidentally swiping to go home, like a full-screen video or a game. In those cases you just have to swipe up once to re-enable the home bar, and then again to actually go to the home screen.