Your iPhone apps should update automatically, but if they aren't, you can check for updates manually through the App Store.
You'll have to go into your settings to trust non-App Store apps on an iPhone. Here's how to make your iPhone trust these ...
If you want to unhide or remove a lock from an app, long press on the app, tap Don't Require Face ID and enter your Face ID or passcode. Your locked apps will now be unlocked and your hidden apps will ...
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