In Windows 7, the Start-Control Panel----Management tools----Computer Management----Disk Management, the unallocated disk on the new hard disk----Select a new simple volume, as shown in the following figure
Disk Partitions
Now we need to set the disk size for this new partition in the pop-up window, as we set the partition size to 250G. Just enter 250000MB, then click Next No;
Allocate space
Now we need to enter the letter allocation, this can be the default after we click Next, this time into the partition of the disk format. Here we can all use the default;
Select Letter
A new H-disk appeared.
H
Disk
Tip: We are divided into 250GB but found not so big, this is the algorithm problem, we do not ropes this problem, we now enter my computer will see the new H disk, of course, use this function of the hard disk will not have a junk file oh very good.