In this video i will edit the drive letter of the partition.

1. Select Start > Administrative Tools > Computer Management. Expand Storage, then click Disk Management.
2. Right-click your CD drive and select Change Drive Letter And Paths.
3. In the Change Drive Letter And Paths dialog box, click the Change button.
4. In the Edit Drive Letter Or Path dialog box, select a new drive letter L: and click the OK button.
5. In the confirmation dialog box, click the Yes button to confirm that you want to change the drive letter.
6. Right-click the partition and select Change Drive Letter And Paths.
7. In the Change Drive Letter And Paths dialog box, click the Change button.
8. In the Edit Drive Letter Or Path dialog box, select a new drive letter D: and click the OK button.
9. In the confirmation dialog box, click the Yes button to confirm that you want to change the drive letter.
10. Right-click your CD drive and select Change Drive Letter And Paths.
11. In the Change Drive Letter And Paths dialog box, click the Change button.
12. In the Change Drive Letter Or Path dialog box, select a new drive letter E: and click the OK button.
13. In the confirmation dialog box, click the Yes button to confirm that you want to change the drive letter.
14. Close the Computer Management window.