Instructions
Start the game and select "Play" from the main menu. Select any of the available modes you wish to play.
Select "Start Game" if it is your first time playing or "Load Game" if you want to continue one of your previous saved games.
Click the "Files &Options" icon on the left side of the game screen. It is the icon that looks like a hammer and wrench next to a computer disc.
Click the "Game Options" icon (the hammer and wrench) from the selection that appears.
Click the "Camera Settings" icon on the "Game Options" menu that appears. The "Camera Settings" icon looks like a purple video camera and is between the "Graphic Settings" and "Scenic Settings" icons.
Click the blue arrow button next to "Control Mode" on the "Camera Settings" menu, then select "Freelook" from the drop-down menu that appears.
Click the blue up and down arrow buttons next to "Sensitivity" to set the freelook camera sensitivity to your liking.
Click the black "X" in the top right of the "Game Options" menu to close it and return to the game. You will now be able to freely look around the game world by holding down the right mouse button and moving your mouse around.