22 IntroductionFile management tipsFile management tips❖ Back up your files to external media on a regular basis. Labelthe backup copies clearly and store them in a safe place.Your data stays in the device’s temporary memory until youback it up to external media. If the network you are using goesdown and you must restart your device to reconnect, or yourbattery runs out of charge while you are using your device, youwill lose all data since you last backed it up. See “Backing upyour data” on page 45 for further information.❖ Scan all new files for viruses.This precaution is especially important for files you receive viaexternal media, email, or download from the Internet.❖ Do not turn off the device if a drive indicator light indicates adrive is active.Toshiba’s online resourcesToshiba maintains a number of online sites to which you canconnect. These sites provide information about Toshiba products,give help with technical questions and keep you up to date withfuture upgrades. For more information, see “Contacting Toshiba”on page 110.