Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. August 13, 2025 Add as ...

Garmin watches can lock with a passcode, but this feature isn't on by default. Read on to find out how to turn this feature on, so you can lock your data when your watch isn’t on your wrist. Passcodes ...

Although the iPhone does allow you to setup a lockscreen passcode, it doesn’t give much flexibility in choosing one, allowing you to set only a four-digit passcode. If that doesn’t pass your security ...