Win7 how to change and delete the drive number

First, the specific steps to change the drive number are as follows:
1, win7 operating system to perform the change path, then right click on the desktop click "ldquo; computer" to pop up A property window, and then click the "Manage" button to pop up the computer management dialog box, click on "Computer Management - Disk Management", as shown below:

2, select you need to change The drive number of the drive letter (here, use the D drive as an example), right click on the drive disk, select "Change drive letter and path" in the following picture:

3, after the operation, it will pop up A dialog box for changing the drive letter and path, click on the "Change" button and select a drive letter from the drop-down list above. Select the drive number and click the "OK" button "--" & ldquo; Confirm & rdquo; dialog box. As shown in the figure:

It should be noted that if there is a partition in NTFS format on the hard disk, then <; change the drive letter and path “ in the following blank NTFS folder ” Will become available. Of course, if you click the "Delete" button in the above picture, you can delete the drive together, but after deleting it, the space inside the disk will be transferred to the unused disk space. You must re-allocate the space. Start reassigning the drive letter Select the space without the drive letter, right click to change the drive number and path, select the Add button, add the disk drive number to assign.
Second, I suggest you generally do not go to change your drive number, there may be some unknown faults. What are the problems with changing the drive letter and path?
After changing the drive letter, it may cause a shortcut to your application because the path is found and the path is wrong and cannot be opened. Because we modified the drive letter of the drive letter, and the address of the shortcut in the registry is not modified, there will be path errors and incorrect parameters. If you must change your drive letter, it is recommended to save some of the important files on the drive letter to another disk when changing the drive letter to prevent errors, so as to avoid data loss and regret.