1. Description of the problem
The mobile hard disk has four partitions, merged into one partition, win7 system
2. Disk Merge
1. Use win+R, input: diskmgmt.msc, you can see the disk we need to merge
2. Right-click the volume to be deleted, click Delete Volume, I deleted three
3. Merge the volume, create a new simple volume from the green free volume, follow the wizard, there will be a formatting process, the default name will be the new volume, you can go to my computer, right click and rename
