NB! It seems this console command is not compatible with CS2.
Command Profile

M_RAWINPUT

CS:GO

This command enables raw input from your mouse, if set to 1 (default). When raw input is enabled, input is taken directly from your mouse and your operating system settings (like acceleration, delay, etc) will not come into play.

Syntax
m_rawinput [0 / 1]

Description

This command enables raw input from your mouse, if set to 1 (default). When raw input is enabled, input is taken directly from your mouse and your operating system settings (like acceleration, delay, etc) will not come into play.

Syntax And Arguments

m_rawinput [0 / 1]
0 / 1 Enter a 0 after the command to turn off rawinput, and a 1 after the command to turn it on (default).