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

JOY_AXIS_DEADZONE

CS:GO

This console command dictates where the deadzone is on your controller sticks that will stop feeding back movement to the game client.

Syntax
joy_axis_deadzone [Deadzone]

Description

This console command dictates where the deadzone is on your controller sticks that will stop feeding back movement to the game client.

How To Use joy_axis_deadzone

  1. Enable the developer console in Counter-Strike settings.
  2. Open the console with the tilde key (~).
  3. Enter joy_axis_deadzone [Deadzone], replacing bracketed arguments with the value you want, then press Enter.

This legacy command is not currently listed as compatible with Counter-Strike 2.

Syntax And Arguments

joy_axis_deadzone [Deadzone]
Deadzone How much of the zone of your joystick to be the deadzone. Deadzone areas don't report inputs to the client. The default value for this command is 0.2.