If you have an Apple or an Android phone—and you probably do—you have the option of locking your phone using a PIN code. With most of these phones, you can choose a four-digit PIN or a six-digit PIN.

Are you tired of others accessing your Netflix profile and messing up your recommendations or altering your watchlist? Or maybe you want to ensure your kids can't watch mature content? If so, using a ...

How to unlock Windows 10 with a PIN code instead of a password Your email has been sent A PIN can log you into your computer faster than a password. Here's how to ...

Everyone with an access card also has a PIN code. How to proceed to create a PIN code and what to do if you've forgotten your PIN code.