In Windows 11/10 and TPM 2.0 now, the BitLocker PIN length was increased to 6 characters. Also, the TPM 2.0 lockout period is greater than the default when a PIN is changed.
How to change BitLocker PIN in Windows 11/10
There are a number of ways to change a BitLocker PIN in Windows 11/10. You can do so via the following methods: Let’s take a look at the description for each method.
1] Change BitLocker PIN using PowerShell
To change BitLocker PIN using PowerShell, do the following:
Press Windows key + X to access the Power User Menu.Press A on the keyboard to open PowerShell in admin mode.Enter the command below into the PowerShell window and hit Enter.
Replace the letter C in the command with the letter (if not C) that is assigned to your system drive which houses the Windows installation
Type the new PIN when prompted and hit Enter.Confirm the new PIN and hit Enter.
That’s it your BitLocker PIN has been successfully changed. Restart the system and check.
2] Change BitLocker PIN using Command Prompt
To change BitLocker PIN using Command Prompt, do the following:
Press Windows key + R to invoke the Run dialog.Type cmd into the Run dialog box and press the CTRL + SHIFT + ENTER key combo to launch Command Prompt in admin mode.Enter the command below into the CMD window and hit Enter.
Replace the letter C in the command with the letter (if not C) that is assigned to your system drive which houses the Windows installation
Type the new PIN when prompted and hit Enter.Confirm the new PIN and hit Enter.
That’s it your BitLocker PIN has been successfully changed. Restart the system and check.
3] Change BitLocker PIN using Control Panel
To change BitLocker PIN using Control Panel, do the following:
Press Windows key + R to invoke the Run dialog.In the Run dialog box, type control and hit Enter to open Control Panel.Now set the panel view to Large icons.Click on Bitlocker Drive Encryption.Now click on Change PIN.If you know the Old PIN, enter it, then enter the New PIN and click Change PIN button. If you don’t know the Old PIN, then click on the Reset a Forgotten PIN. Enter the new PIN and Confirm it. Click on Set PIN and restart the system once and check.
Let’s know in the comment section which method you use. Related read: Fix Too many PIN entry attempts BitLocker error.