W to move forward. S to move backwards. A to strafe left. D to strafe right. Left arrow key to turn left. Right arrow key to turn right. FOV widens the perspective of the character while RES (Resolution) makes the walls sharper. I recommend RES 6 for people who prefer speed rather than accuracy and I recommend 4 for people that prefer accuracy rather than speed. Try RES: 4, 6, 15, 18 Do not try RES: 1, 2, 3, 18 to 100.
I used the 2 videos for this to work: https://www.youtube.com/watch?v=M1c5TcdITVs&list=PLy4zsTUHwGJKolO9Ko_j6IStFIJnTYBul https://www.youtube.com/watch?v=Vihr-PVjWF4