From .dmg to copy file

[Seesight]

I have connected ‘My Passport for Mac’ to my Mac. I updated the software trough My_Passport_Apps_dmg. Looking afterwards to the drive I only see dmg. How can I copy files to th drive?

[ERmorel]

Welcome to the WD Community.

Can you please try testing the unit. See if the following link helps.

How to test a drive for defects or problems on a Mac