transfer your existing photos Copy Files to an External Hard Drive Copy Files to an External Hard Drive how to back up a hard drive. WikiHow http://www.wikihow.com/Copy-Files-to-an-External-Hard-Drive Backing up your data on to the second hard-drive http://www.wikihow.com/Copy-Files-to-an-External-Hard-Drive how to copy files to external hard drive http://www.wikihow.com/Copy-Files-t... Copy Files to an External Hard Drive