likewise

My audio and mouse are broken in game. There is no walking sounds or gun sounds and my mouse keeps stuttering

turn off vsync and change the fps limit in the settings...

Thank you for your information!

pretty late but /cl_yawspeed and then a number

Need more context

Check my comment from here: https://forum.plutonium.pw/topic/36380/bo2-no-mouse-cursor-help/2