Finally, I received a solution from Samsung today and it works 100%. I am going to copy and paste the exact e-mail their tech support sent me. Finally! I think this will fix your issues with no content found on HDD. Really HTH everyone with this very frustrating issue.
"Here is the software update link and steps to follow for you to update it. *When the file has finished downloading, locate it and then unzip the file. There should be one folder inside. 1.Copy or Move the folder to a USB flash drive and do not place it inside any other folders. If you place the software folder inside a folder on the USB drive, the TV will not find it. 2.Connect the USB drive containing the software upgrade into a USB port on your TV. 3.Using your TV's remote, navigate to Settings, and select Support. Select Software Update, select Update Now, and then select Yes. Your TV will search the USB drive for update files. Follow the on-screen instructions to install the updated software. Updates usually take a few minutes; please do not turn off the TV until the update is complete. When the update is finished, the TV will restart automatically http://96.225.62.17:5069/sharing/uqUxTzCIk
