Western Digital Computers & Internet - Page 3 - Recent Questions, Troubleshooting & Support

https://support.wdc.com/knowledgebase/answer.aspx?ID=15084 The link above states: "My Passport for Mac and My Book for Mac are formatted with HFS+ and are Mac Ready

1. To use the device on macOS and for Time Machine backups, format the drive as HSF+. For assistance formatting the drive for Mac usage, please see Answer ID 3865: How to partition and format a WD drive on Windows and macOS
2. To use the device on macOS and Windows OS, format the drive as Answer ID 291: How to format a WD hard drive in exFAT or FAT32
Click here to download WD Software for macOS

Download TESTDISK and see if it is recognised. If it is TestDisk has some tools that may help.

Get TESTDISK and see if it is recognised, if so TestDisk has some tools that may help

Use Testdisk to check the drive and see if the boot sector is corrupt, if so re-ceate it

download Teskdisk and run it to see if it recognised, if it is try to recreate the boot sector.

Probably a format issue. Not enough info It's like saying My car won't start and not saying the gas gauage reads empty.

The clicking noise indicates that your hard drive has failed, it won't get noticed on your computer any more.

Maybe your files are'hidden' ??! Enable to view hidden files by:

1. Right-click the "Start" button, then select "Control Panel".
2. Go to "Appearance and Personalization", then select "File Explorer Options".
3. Click the "View" tab.
4. Scroll down a bit and change the "Hidden files and folders" setting to "Show hidden files, folders, and drives".

hi i would try using hirens boot cd...

right click START ,choose properties,choose taskbar then customize ,and select power surge...and select ALWAYS HIDE

this way you get rid of the pop-up message and just don't worry about it :))
Or
Delete all the USB ports in the devices manager, 
then restart the computer to let XP install all the USB ports again. Then go to the first USB port and right click on it and go to properties. Then on the advance tab click on do not show warnings

If I understand your question, you want to change what happens when you plug your external drive in. If you're using Windows 10, go to: settings>devices>autoplay. Sometimes I get tired of answering all the questions, and simply say OK. Then the next time I do something, it doesn't work like I want it to - so I change the autoplay setting.

Try it on another computer, if it works you need to uninstall the drivers on your computer. If it fails, you may have a bad drive.

you might need to create folders eg folder name a_to_f_files and copy the files the start their names from a to f and do the same for g to l with a folder named G_to_L There is a limit on the number of files you can have in the root directory in Windows so by creating a folder you split it up and windows sees less files in one folder or in the root directory