Related: How to Block Spam Text Messages from Email Accounts How to Reinstall Mail App on iPhone This way, it will appear exactly as it did before. In the sections below, we'll cover how to get the Mail app back on your iPhone and re-activate the email accounts synced to your Mail app. If your Mail app has suddenly disappeared, it's likely you somehow activated the edit Home Screen function and accidentally deleted the Mail app. If you didn't see the Mail app in the App Library, don't worry. You're not the only iOS user who has reported that their iPhone Mail icon has disappeared (or that another built-in app is missing). Also, be sure to check out how to add multiple Gmail accounts to your iPhone if you have more than one email account. If you see your Mail app in the App Library, you can just move it back to your Home Screen. In either case, the solution is fairly straightforward. If your iPhone Mail app icon is gone from your Home Screen, you should first check the App Library on your iPhone. Your Mail app is missing for one of two reasons: you've removed the app from your Home Screen or you've accidentally deleted the app.

My gmail inbox mail disappeared