The invention provides a form lead fixing method. The form lead fixing method comprises the following steps of acquiring a lead fixing command, which at least comprises line marks, by using a first controller; concealing lines corresponding to the line marks in a first form interface by using the first controller and transmitting lead information, which at least comprises the line marks, to a second controller; and displaying lines corresponding to the line marks in a second form interface by using the second controller according to the line marks. An embodiment of the invention also provides a corresponding form lead fixing device. According to the embodiment, when a second list is displayed before a current list, the lines of the lead are required to be fixed; and when needing to operate the lines of the fixed lead, a user can normally edit the lines of the fixed lead, and the user experience is improved.