Enable or Disable PIN Sign-in for Domain Users using a REG File

1. Download PIN_Sign-in_for_Domain_Users or Disable_Domain_PIN_Sign-in.reg file.
2. Save the .reg file to your desktop.
3. Double click/tap on the downloaded .reg file to merge it.
4. If prompted, click/tap on Run, Yes (UAC), Yes, and OK.
5. When finished, you can delete the downloaded .reg file if you like.

The .reg files above are for the registry key and value below.

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\System

AllowDomainPINLogon DWORD

0 = Disable PIN for Domain users
1 = Enable PIN for Domain users

Source: eightforums.com