What to Know First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google Authenticator app and tap the plus sign. Record the 2FA code/key ...

Safari is the default browser on iPhones and you can clear your Safari cache in a few short steps. Starting with iOS 11, following this process will affect all devices signed in to your iCloud ...

Summer heat can easily dehydrate you. We spoke to a dietitian who explained how much water you really need, and how to drink enough each day.

Also, because some services let you easily sign in with Google, Facebook, Twitter or an Apple ID you should check the list of apps that are connected to all those accounts.