If you aren't sure you entered your Apple ID and password when setting up Screen Time on your own device, reset it this moment.

You might set up Screen Time to put a bar in front of yourself from spending too much time on apps. What if you forget its passcode?

With a passcode set, return to the Screen Time settings page and select App Limits > Add Limit > select the category All Apps & Categories and set the time limit to one minute.

Your face makes for a very good security check, but your passcode remains a weak spot. Here's how to change it to keep your iPhone data safe by changing your lock screen passcode.

You can limit screen time on your iPhone using the "Screen Time" feature, which will lock your apps and make them temporarily unusable. Here's how.

Screen Time also serves as a parental control system, since it can be used to place restrictions on what a child can access, who they can contact, and how long they spend on apps, websites, and more.