If your custom resolution doesn't take effect even after editing the config, you may need to by right-clicking the CoD.exe , selecting Compatibility , and checking "Override high DPI scaling behavior". Guide :: Black Ops config - Steam Community
seta r_customwidth "1920" and seta r_customheight "1080" : (Adjust these to match your monitor). call of duty 1 config cfg download
To ensure these settings load every time, create a new text file in the Main folder, name it autoexec.cfg , and paste your desired settings there. The game automatically runs this file on startup. If your custom resolution doesn't take effect even