(adsbygoogle = window.adsbygoogle || []).push({}); I need help...

Hers what im trying to do:
Get aimbot and a laser pointer ( laser that comes out of the gun)
in campaign...

can someone tell me WHERE and WHAT the code is and where u put it when using hex editor ....... i know there is the cvar tool but im on a mac and the one i found is out of date.
plz help i know alot about hex editor but i just need to know what code and where to put it plz help