No drive to map appears, when trying to link My Book II to PC

I am trying to link my My Book World Edition II to my PC. I have the WD link software installed and my device is found. Only nothing appears in the Map Drive box. I am getting desperate. Can someone provide advice?

Hi Christine1,

Maybe you should try contacting WD’s Technical Support about this.

To Contact WD for Technical Support
https://support.wdc.com/support/case.aspx?lang=en
The link below will allow you to call support.