Hello, I bought your FC-398E access controller, I want to modify the parameters, but I don’t know how to operate it, can your company provide the operation method? Thank you

Hello, thank you for purchasing our company’s access controller, the FC-398E access controller of our company can modify the parameters, you can refer to the access control video teaching of "FC-398E/M/H Access Controller Modification Parameter Settings" recorded by our company for detailed operation steps of modifying parameter settings, thank you