When the issue happens, please rescan your disks using Disk Management first. D drive missing after Windows 10 upgradeĪfter upgrading to Windows 10 Home Edition, I can't see my D drive. However, thousands of Windows users said they ran into “D drive missing” - the drive is visible neither in File Explorer nor Disk Management. Fix 3: Unhide Your D Drive Using Local Group Policy Editorĭ drive is usually a secondary hard drive and is often used to hold personal data and documents.Fix 2: Reassign the Drive Letter D to the Original D Drive.Fix 1: Restore the Lost Data on D Drive.