Speed up logging in to Windows 10 by creating a PIN for a Microsoft-connected or local user account. First, log in to Windows 10 using a Microsoft-connected or local user account. Click the Start button. Type Settings and then select it from the results. Click Accounts. Click Sign-in options. Under the PIN section, click Add. Your account must be secured with a password before creating a PIN. If Add is not available or the PIN section is greyed out, create a password for you account. Enter your account password and then click OK or Sign In. Create a PIN at least four numbers long and enter it in both text fields. With your PIN entered and confirmed, click OK. Log in to your computer, Microsoft account, and other apps and devices using your PIN.