First thing to do is update Yosemite. Download and install OS X Yosemite 10.10.2 Combo Update. See if that fixes the problem with the USB port. Be sure to try the drive in each USB port on the computer if you have more than one.
WD builds drives to demanding requirements for durability, shock tolerance and long-term reliability. And we back up (pardon the pun) the trusted My Passport for Mac drive with a 1-year limited warranty. Watch My Passport For Mac’S Reimagined Design Come To Life The reimagined My Passport for Mac drive will stop you in your tracks. About Your WD Drive My Passport for Mac User Manual 2. Physical Description As shown in figure 2, the My Passport for Mac drive has: A USB 3.0 interface port A power/activity LED indicator USB 3.0 Interface USB 3.0 supports data transfer rates up to 5 Gb/s. My Passport for Mac portable hard drive, with the WD Security and WD Drive Utilities software USB 3.0 cable Quick install guide Optional Accessories For information about optional accessories for WD products, visit www.wdc.com Operating System Compatibility Your My Passport for Mac drive and the WD Drive Utilities and WD Security. WD 2TB My Passport for Mac Portable External Hard Drive - Blue, USB-C/USB-A - WDBA2D0020BBL-WESN. 4.9 out of 5 stars 24. Get it as soon as Tomorrow, Nov 12. FREE Shipping by Amazon. More Buying Choices $74.39 (4 used & new offers) Best Seller in External Hard Drives.
If it still doesn't work then return it to the place of purchase for repair or replacement. If you wish to replace it you must do this within 14 days from date of purchase, and you must return the system to what was originally installed:
Install OS X Using Internet Recovery
Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive.
Boot to the Internet Recovery HD:
Restart the computer and after the chime press and hold down the COMMAND-OPTION- R keys until a globe appears on the screen. Wait patiently - 15-20 minutes - until the Recovery main menu appears.
Partition and Format the hard drive:
- Select Disk Utility from the main menu and click on the Continue button.
- After DU loads select your newly installed hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Click on the Partition tab in the DU main window.
- Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Options button, set the partition scheme to GUID then click on the OK button. Set the format type to Mac OS Extended (Journaled.) Click on the Partition button and wait until the process has completed. Quit DU and return to the main menu.
How To Use My Passport For Mac
Reinstall OS X: Select Reinstall OS X and click on the Install button. Be sure to select the correct drive to use if you have more than one.
Note: You will need an active Internet connection. I suggest using Ethernet if possible because it is three times faster than wireless.
Wd Passport For Macbook
This should restore the version of OS X originally pre-installed on the computer. Using my passport for mac.
Feb 8, 2015 11:35 AM