step 5: click where it says erase step 6: then where it says format change it to mac os extended and where it � WD Security for Mac. step 4: click where it says 500.11 gb WD 5000Bev. How to switch a wd passport from a mac to pc | chron. Format WD Elements for Mac and PC, Have your Drive for Both. WD Quick Formatter, also known as WD Advanced Format Drivers (AFDs), is an external hard drive format utility for Windows and Mac, developed by Western Digital Technologies, Inc. When it happens, a reliable external hard drive formatter alternative - EaseUS free partition tool is needed. I'm not sure because it will not mount on my desktop - however, I can see it with Disk Utilities.
