To set launch options for Counter-Strike 1.6 on Steam, right-click Counter-Strike Steam Library Properties , and enter your commands into the Launch Options Recommended Performance Launch Options
-novid
To fix widescreen scaling:
-nosound / -snd_disable / -nodsound
Disable sound for troubleshooting or slight performance gain. cs 16 steam launch options link
CS:16 Steam Launch Options Link
(Note: Change -freq 144 to match your monitor's refresh rate, e.g., -freq 60 or -freq 165. Change -threads 4 to match your CPU core count if known, usually 4 is safe for most). To set launch options for Counter-Strike 1
-novid -console -gl -nojoy -noforcemaccel -noforcemspd -freq 144 Troubleshooting Tips -novid To fix widescreen scaling: -nosound / -snd_disable