Hidden files are typically system files used by your operating system or by programs installed on your computer. By default, these files are not visible on most computers.
In most cases, you will not back up hidden files. However, there may be times when you want to back up hidden files. For example, if you want to be able to recover your iTunes folders exactly how they are, you need to back up the entire iTunes folder, including the hidden files.
in the notification area, then select
.
For more information, see
Open the Backup Software on Windows through the Notification Area.