Windows 10 offers a variety of ways you can log in to authenticate yourself, from a regular password and a PIN to your fingerprint and even your face. But one effective and entertaining way to log in is through a picture password .
Follow these instructions to download and install a new theme on Windows 10:
Click Windows Key
Click on Setting
Click on Accounts
Select Sign-in Options
Choose Logging in with a picture password
Under Picture Passwords, click the Add button and type in your current password.
At the Windows security prompt, type your password and then click OK.
To select an image from your own Photos library, click the “Choose Picture” button.
Draw a circle, line, or dot anywhere on the picture using your mouse, a stylus, or your finger.
Thats is all you need to do to set up a picture password on windows 10