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 ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. Updated on Jan. 13 with further updates on locking apps on Android.

Using incognito mode is one of the most common techniques people use to hide what they are searching for on the internet. This helps users to stay private and browse the web without being tracked by ...