yes this does help. You are using the buildbotics-derived Onefinity CNC Controller on the Original or the PRO Series. Firmware Version 1.0.9 is known to be a stable version.
The problem with EMI can affect all models of all series, since they all have non-shielded cables and the assembly manual says nothing about the urgent need to ground the chassis and all moving parts of your machine.
The copper on your dust collection hose helps nothing if the hose is made of plastic.