Allocate Space

1. Select a partition on your hard drive, and then click Allocate Space from the Feature List. 

2. In the opened window, you can choose to allocate the unused space of the selected partition to another partition on the same disk or create a new partition using the unused space.
  
3. Drag-and-drop the border of the light blue bar or fill in the dialogs to define the partition size and position.

4. Click OK when ready. All the introduced changes to the disk layout will be pended until applied in Pending Operation List.