DianeW
Expert Alumni

Get your taxes done using TurboTax

If you are referring to the Identity Protection PIN (IP PIN) there are instructions here to help.  Most don't need this to file.

https://ttlc.intuit.com/replies/3388576

A signature pin is another feature to replace your signature.  If you refer to this, the information below will provide some insight.

https://ttlc.intuit.com/replies/5287153