WHY DOESNT GMAIL WORK ON MY IPHONE 📱?!?!?!?!!?

On my iPhone 8 Plus my Gmail literally doesn’t work, what I mean by that is I don’t get any emails on it ! Nothing shows at all. On my tablet the gmail works and I can see all my emails I literally don’t understand why I’m not receiving any emails on my iPhone. It just saids “NO MAIL” but I know I do have mail I... show more On my iPhone 8 Plus my Gmail literally doesn’t work, what I mean by that is I don’t get any emails on it ! Nothing shows at all. On my tablet the gmail works and I can see all my emails I literally don’t understand why I’m not receiving any emails on my iPhone. It just saids “NO MAIL” but I know I do have mail I see it on my tablet
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