How to delete the excess optical drive letter in the win8 system?

How do we delete the invalid drive letter, the extra drive letter is very messy in the computer, how to delete these invalid drive letters? Share the method of deletion below.

Hold down the shortcut key WIN+R

Open the run input compmgmt.msc carriage return

Select "Disk Management" in the window<< Br>

This is the CD-ROM drive letter

Right-click on the drive letter you want to delete and select Change drive letter and path.

In the pop-up window, the single-machine delete button, select “ is & rdquo; you can delete the invalid drive letter, determine the save.

Note: Do not delete the actual CD-ROM drive letter, otherwise it will affect the use of the actual CD-ROM drive. Determine whether the actual drive letter, right click to select the pop-up option, if the CD-ROM drive pops up, it is the real drive letter; if it does not pop up, it is the invalid drive letter.