How many digits are required for my PIN Code? Blair April 10, 2019 19:56 Updated You can set your PIN Code to include anywhere from four (4) to twelve (12) digits. Related articles How do I add User PIN Codes? What is PIN Visual Protection? Can I change the backset on the Alfred DB series? Is my Alfred DB series Smartlock waterproof? Comments 0 comments Please sign in to leave a comment.