Samsung has added a nifty trick to One UI to prevent accidental closing of open apps. The Android-based custom software for Galaxy phones lets you lock apps in an open state. You can minimize the app ...

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NEXSTAR) — Apple rolled out its latest ...

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 ...

AppLock is a free Android application that ports over the iPhone's ability to lock apps behind a PIN or biometrics, and I can't live without it.