How to Recover a Microsoft 365 or Windows Hello PIN
Question details
The user is prompted to enter a PIN to access a new computer or Microsoft 365 applications, but they do not know or have forgotten the PIN.

- Product
- Windows / Microsoft 365
- Device & OS
- Windows
- Scenario
- Setting up or signing into a new Windows computer and encountering a PIN prompt.
- Observed behavior
- The system requests a PIN for device access, often confusing users who believe Microsoft 365 requires a separate application PIN rather than the system's Windows Hello PIN.
Ensure your computer is connected to a stable internet connection and that you know your primary Microsoft account password and have access to your two-step verification methods.
Reset the PIN from the Windows Sign-in Screen
Use this method if you are completely locked out of your computer at the lock screen.
Microsoft 365 does not use a standalone access PIN. The prompt you are seeing is for your Windows Hello PIN, which is associated with the device itself and your Microsoft account.
On the Windows sign-in screen, look below the PIN entry text box and click on the 'I forgot my PIN' link.
Enter your Microsoft account password when prompted. You will then need to verify your identity using a secondary email address, phone number, or authenticator app associated with your account.
Check your secondary device or email for the security code, enter it into the prompt on your computer, and click 'Verify'.
Follow the on-screen instructions to set up and confirm your new Windows Hello PIN. You can now use this PIN to sign in and access Microsoft 365.

Create a New PIN via Windows Settings
Use this method if you are already signed in using your Microsoft account password and want to set up or change your PIN.
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Frequently Asked Questions
Why is Microsoft 365 asking for a PIN instead of a password?
Microsoft 365 integrates with your Windows operating system's security. It doesn't have its own PIN; instead, it relies on Windows Hello. The prompt is simply asking for the device-level Windows Hello PIN you configured during your computer setup.
Can I remove the Windows Hello PIN entirely?
Yes, once logged in, you can remove it by navigating to Settings > Accounts > Sign-in options, expanding 'PIN (Windows Hello)', and clicking 'Remove'. You may first need to toggle off 'For improved security, only allow Windows Hello sign-in for Microsoft accounts on this device' located on the same settings page.
What should I do if the 'I forgot my PIN' option is missing on the lock screen?
If the PIN recovery option is missing, click 'Sign-in options' beneath the PIN box. Select the key icon to log in with your Microsoft account password. Once you have accessed your desktop, you can reset your PIN through the Windows Settings menu.




