Create folder with name GMS at the following path
C:\Program Files\Corel\CorelDRAW Graphics Suite X8\Draw
Install RDWorksV8Setup8.01.19.exe choosing Type: CorelDraw_Laser
In CorelDRAW X8 menu Tools/Options/Commands/ in 'File' window choose 'Macros' and click on RDWorksV8.LaserWorking label. Drag-and-drop it CorelDRAW X8, press ОК.
CorelDraw_Laser RDWorksV8.01.19 for CorelDRAW X8 installation should be finished.