TWI524459B

Provided is a method of automatically setting, in a recipe, a process parameter (PP) according to the number of substrates to be processed. The method includes (a) displaying a process parameter of a process recipe on a display unit; (b) displaying a parameter name in a process parameter file on the display unit; (c) generating a first recipe by substituting the process parameter with the parameter name; (d) downloading the first recipe and one of a plurality of condition tables corresponding to the selected number of substrates when the number of substrates to be processed in a processing chamber is selected; and (e) generating a second recipe by substituting the process parameter of the downloaded one of the condition tables for the parameter name in the downloaded first recipe.