One of Apple's biggest iOS 16 features lets you unsend iMessages, but those aren't the only things you can take back. Your iPhone's Mail app also has the Undo Send feature, and unlike the Messages app, you can even customize how long you have before Mail sends your emails. Sometimes your brain plays catch-up to your actions, so you may realize something about an email immediately after you hit send. You could choose the wrong recipient or email account, have embarrassing spelling errors or grammar mistakes, or need to add information you forgot about. Whatever the reason, there's a short... more