Getting the Mastech MS8218 DMM Viewer to operate under Windows

I've been using my new Mastech MS8218 DMM for a while now. I've been quite happy with it. Fantastic value for a $199 meter, no worries at all. Much better investment for me right now than an 87-V or 189. I wanted to use my shiny new toy for datalogging, so I installed the Mastech DMM Viewer on my old laptop. It all installed fine, but the viewer software wouldn't connect to the DMM. The error was a Visual Basic one, "Run-time error 8002: invalid port number". Good old VB. Solution reproduced here is from the Power Hungry Performance forum (copied without permission, hope nobody minds): "The issue is related to an inherent port limiting problem with the Windows COM control. It has the nasty habit of only allowing enumeration of 16 COM ports in Visual Basic. When you installed your USB drivers, it enumerated an emulated serial port and assigned it a port number higher than 16. To correct this perform the following: Go to Device Manager...