We all like to share our technology, but phone borrowers have an annoying habit of looking at things they’re not supposed to: opening dating profiles and private photos, noticing financial or ...

To lock WhatsApp on Android, launch the app, tap the three-dot menu, navigate to Settings > Privacy > App Lock, and turn on "Unlock With Biometric." To lock WhatsApp ...

iOS provides developers with an API to lock apps with Face ID or Touch ID. However, not every app has this option, and there’s no way to completely hide apps from your device. Luckily, “App Lock” is a ...

Fingerprint scanners make it easier than ever to secure your smartphone, reducing the need to type in a PIN code or password. Whether you’re locking or unlocking your device or signing into apps, it’s ...