Scenario 3: “I use my old laptop hard drive as external hard drive. Does anyone have any solution to make Windows 10 OS to recognize my external drive?” If I try to initialize, I get I/O device error and am unable to solve this issue. Scenario 2: “I recently upgraded my computer from Windows XP to Windows 10 and now my external hard drive is not appearing on File Explorer but it is visible in Disk Management by listing as ‘not initialized’ and ‘unknown’. This issue is common only with Windows 10 OS, any kind of suggestions are welcomed?”

The drive condition is good when connected to Windows 7 computer. I can listen to the connection sound that Windows make but the drive is not visible. Scenario 1: “I upgraded my Windows 7 OS to Windows 10 this morning but unfortunately my external HDD is not recognized.

If your situation matches with any of the below mentioned scenario then data in external drive becomes completely out of reach. If you are Windows 10 user facing severe data loss as your external hard drive is not recognized then you should read this page.

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