Use PE when you have not encountered this situation, connect USB mobile hard disk, the taskbar appears on the USB device icon, but open "My Computer" or "explorer", there is no mobile hard disk letter, it can not access the mobile hard drive files. How do you solve this situation? Here are a few ways to do this.
First, on the WinPE system desktop, the mouse right click "My Computer"-> "Management"-> "Disk Management", you can see WinPE system has recognized the mobile hard disk (disk 1), but did not give it to assign the letter. In a partition on a removable hard disk (disk 1) (if there are 2 or more partitions), right-click "Change Drive name and path"-> "Add"-> "OK" and assign it a letter. This way, in My Computer or explorer, I still can't find the drive letter of the mobile hard disk! Don't worry, press Ctrl+alt+del on your keyboard, bring up Windows Task Manager, select EXPLORER.EXE in the process, and then click "End Process"! Now you go. " My Computer "or" Explorer, "Look, ok!.
Second, the method one in the disk Management to the mobile hard disk to assign a good letter, open total Commander, so you can in total commander with other partitions exchange data.
Third, the use of a method in Disk Management to the mobile hard disk to assign a good letter, in the disk Management of your new assigned letter point on the right click and then click to open a dialog box, the effect is that the partition does not exist, ignore it, redo the line, so you can exchange data with other partitions.
Iv. using the method one in Disk Management to the mobile hard disk to assign a good letter, in the IE cable Address bar input you just assigned the letter, such as: (X:), enter the line, so you can exchange data with other partitions.
V. Open the WINPM tool software in the WinPE system, you can also see the WinPE system has recognized the mobile hard disk (disk 1), but did not assign the letter to it. On a partition on a removable hard disk (disk 1), the mouse right-clicks "mount"-> "OK"-> "close" and assigns it a letter. Go to "My Computer" or "explorer" and look at it, ok!.