I was receiving the TT401 error and changed my Windows Defender setting to not protect the Turbo Tax file location and was able to save the file. This is located in the Ransomware protection area of Windows Defender
CCV1
New Member
mamapete999
New Member
dioria
Level 2
571297
Returning Member
roberto5736
Returning Member
You have clicked a link to a site outside of the TurboTax Community. By clicking "Continue", you will leave the Community and be taken to that site instead.