Sit in the chair in your normal seated position with your knees at a 90 degree angle.
Grab the pneumatic lever on your right and pull it to adjust the seat height so that both feet are flat on the floor.
Grab the tilt lever on the right side and move it to release the lock on the seat angle.
Lean forwards or backwards to adjust the angle of the rear seatback.
Select your comfort angle and lock the position into place using the tilt lever.
Pull the arm adjustment level on the side of the chair and move the armrests up or down to your ideal location.
Press the ratchet back height buttons at the rear of the chair and slide the back of the chair up or down to your desired position.