Only Efile from one system though, otherwise each time you check for acknowledgements it pulls all of them for that EFIN into the computer youre on at that moment and then the other computers wont see them....it just gets confusing.

Is this for multiple employees?   You'll want to set up user accounts for each person, with their own log in and password.

https://proconnect.intuit.com/community/manage-access/help/manage-users-for-proseries/00/4963