Step one, first right click on "My Computer", click "Manage", click "Disk Management", in the right window to find all the partitions of your computer, as shown.
Step two, right-click the partition you want to merge, and click Delete Logical drive to eject the warning message and click Yes. As shown in the figure:
Step three: Follow the steps in step two to "delete logical drives" for the partitions you want to merge.
Step four, now that the deleted partition has become a large partition, it becomes black, but you can only see that it is not available for storage.
Step five, the last mouse right-click on the black partition, clicking New, you can choose the size you want (if the default value will become a large partition), select Next, remember to check "NTFS format" and "Quick format." You can restore the hard drive space to the removable hard drive.
WORKAROUND: The removable hard drive is damaged, but now we need to restore or back up the data for the mobile hard drive. If the hint is not formatted, the user will be mobile hard disk format, then it is over, the data inside all be formatted, if the data is important to try to restore the data of the mobile hard disk, but may not recover oh, first of all, the hard drive into another computer, Then sweep the partition from the disk by the Easyrecovery installed on the main disk. This can be done from disk operation to repair the fault from the disk bad track to recover the data. However, a mobile hard disk power will aggravate bad fault, resulting in the data can not be recovered, all the recommended data is important to take to the area of professional repair to recover data. So as not to cause your loss. Also do not want to use what repair software, also can cause the possibility of data loss.