The steps are as follows.
Open the installation file we need.
The first part is system installation.

1.Find the Mach3Version,then double click it
2.Enter the installation interface
3.After installation,open “Mach3Mill” in the desktop
4.At the top-left corner, we can see now it is “Demo”version
The second part is configuration files installation.

Close “Mach3Mill” software
1.Open the “Mach3Mill” file in the location
2.Copy file “Mach1Lic” and “Mach3Mill” to the installed Mach3 folder,then replace them
3.Copy file “NcUsbPod.dll” to the “PlugIns” subfolder of installed Mach3 folder
4.Copy file “M930″,then open the”macros” subfolder of installed Mach3 folder,paste it to”Mach3Mill” subfolder
The video is as follow.