EGSD Stands for Edit Game Save Data in where you can edit the games save data file (being j3.ini) located in C:/Users/%USERPROFILE%/Appdata/Roaming/MMFApplcations/j3.ini with the rules applying. to Edit it. on pc. go to the directory listed above and open j3.ini on mobile. to edit it. tap the 3 on the title screen 11 times and you get a interface to edit some things on pc. you can edit even what doors are locked or not. on mobile. you can only edit what night you are on, if your on the hallway thing, if the extras menu is unlocked and "debug mode" (debug mode is a mobile only thing that shows where the aminatronics are). thats basicly it.