Download the MiniTool Power Data Recovery software on your computer.Why my External Hard Disk not Appearing in MiniTool Power Data Recovery Now the lost files will be restored to your computer, laptop, or other devices. View the retrieved files and then choose a path to save them.Choose the external hard drive on the right side of the screen.From the left side of the window, select the correct recovery module.Depending on your necessity, choose the Hard Disk Drive or This PC module.Begin the recovery module by opening the MiniTool Data Recovery software on your personal computer.HDD module is used for retrieving data from a partition that is lost due to OS corruption or Hard Disk Drive failure.This PC module helps users to restore data from partitions that are damaged or formatted.