How to Play Five Nights At Freddy's 1/2/3 In Fullscreen works 100%!!!

Go To File Explorer, then program files(x86), scroll down to steam(click), then to steam apps, click(2x) in the common folder, then go to Whatever game u want, Right click it, go to properties, select compatibility and choose what operating system u have (me Windows 8), (optional go to colour mode and select 16-bit that&what i do, its up to u though), Start the game, press ALT and ENTER at the same time, (for Fnaf 2)- click the button next to the "X" and click it twice and BOOM you&in fullscreen.(for FNaF 3)- just press ALT and ENTER it should automatically go in fullscreen. PLZ LIEK COMENT and SUBSCRIB!!!