To change an existing drive letter on a drive, on a partition, or on a volume, follow these steps:

1. You have to immediately log in as an Administrator otherwise as a member of the Administrators group.

. And Click on the Start button which is positioned on the left pane of the taskbar and select the control panel from the Start menu and search for the Performance and Maintenance.

3. And click on the Administrative Tools, and you have to double-click on the Computer Management, and at last click on the Disk Management which is situated on the left pane.

4. And right-click on the particular drive, or else the partition, or even the logical drive, or the size which you would like to assign a drive letter to, and finally click on to Change the Drive Letter as well as Paths.

5. And Click on the change.

6. And after that you have to click on the Assign the next drive letter if it is not previously preferred, and click on the drive letter which you would like to apply to that specific drive, and then click on the OK.

7. And click on the Yes when you are provoked to verify the drive letter modification.

The drive letter of the drive, the partition, or the size that you precise is altered, and the fresh drive letter come into view in the suitable drive, partition, or size in the Disk Management tool.