I got the answer on another post and link. My Docs is just to store docs but never to import from. Thank you
https://ttlc.intuit.com/turbotax-support/en-us/help-article/small-business-processes/docstm/L0VlCWX5...
and
https://ttlc.intuit.com/community/business-taxes/discussion/uploading-docs-in-turbo-tax/00/3384168
