Generally, you do not have to do anything to maintain your storage device. If you want to see how you are using the disk space on your storage device, look at the Storage Summary page.
To display a summary of storage device disk space usage:
Press on the remote control, and select DVR from the menu.
On the DVR menu at the bottom of the screen, select Manage. The DVR Manage screen appears.
Select Storage Summary. The Storage Summary page appears.
Select any category to display how many items are stored in each category.