Apple does not provide a native way to lock apps on your iPhone behind Face ID, Touch ID, or your passcode. For a long time, we've wanted that option for improved privacy and security, but Apple does allow developers to use its authentication protocols. Apps like Messenger, Outlook, and WhatsApp give the option to lock them down, but for the apps that don't, you can force it with a little time and effort. Before, we had to rely on jailbreak tweaks like Lockdown and Locktopus, but there's very little reason to jailbreak your iPhone these days. With the built-in Shortcuts app in iOS 13 and iOS... more
