If you want to change / rename the Windows Drive name Letter to another Letter, you can follow this simple solution
- Right click on Start menu
- Click on Disk Management
- Right click on the disk you want to rename
- Click on Change Drive Letter and Paths...
- Click on Change
- Assign a Letter from the Dropdown list.
- Click on OK
Why do you need to change the windows drive letter?
Sometimes, after the installation of windows, the drive names may show in disorder like C E F G H. Look there is no D drive and it's missing the order.
So, you can rename the drive names to a proper order, say, if you rename H to D, it will be in a proper order, C D E F G.
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