This article will show how to change your PIN used to sign in to the computer for your Windows 10 PC.Here is how to change your PIN:1. Right click on the Start button, typically found at the lower left corner of the screen, then click on Settings. 2. Click on Accounts. 3.) Once in Account Settings, click on Sign-In options on the left. Under PIN, click on Change. 4. Enter your current PIN, then enter the new PIN you'd like to use and finally confirm the new PIN in the three boxes shown here. Then click OK to confirm. Once the PIN is entered, it is automatically registered as your new PIN.