Or you may need a cable or adaptor depending on the Mac and PC you have. You’ll either find this super easy and straight forward. Plugging In Your WD My Passport Into Your Mac And Windows PCīefore you start, you’ll need to connect your drive. How To Open WD My Passport For Mac On Windows? Why Can't 'WD Passport For Mac' Work On Windows? Why Didn't My WD Passport Work On My Mac And PC? Ejecting Your Western Digital My Passport Drive Pick Your My Passport Drive A Second Time. Give Your External Passport Drive A Name. Choose Your Western Digital My Passport External Drive. Look For The External Hard Drive Icon On Your Desktop. How To Make WD Passport Work On Mac And Windows.Check The USB Port You Have On Your Mac And On Your Windows PC.