Both the TaxAct® Professional Editions can be used to prepare your own return (where you do not want the Paid Preparer's section of the return to be completed).
To remove the preparer information from the Form 1040 U.S. Individual Income Tax Return:
This will remove the information from Form 1040 and also (if applicable) from Form 1040-X Amended U.S. Individual Income Tax Return.
Note that any link in the information above is updated each year automatically and will take you to the most recent version of the document at the time it is accessed.