gamma command

Gamma number
Command effect
This cheat changes the gamma (brightness) level. The default gamma level is 2.2.
Default parameter
2.2
Example
Gamma 3

How to enter a cheat code

Cheat codes are entered in the console. Enable the console by pressing Ctrl Shift L. After enabling the console, you can open the console by pressing the § / ~ / ` key, which is usually located in the upper-left corner of the keyboard. (Press the § / ~ / ` again if you want the console to be opened in a larger window.)