22
Operation
Useful Information

Saving Data on the Hard Disk

Do not expose your computer to shock.
Use care when handling your computer, shock may damage your hard disk or make your
software applications and data unusable.
Do not power off your computer while software applications are running or hard disk
drive indicator is on.
Properly shut Windows down to avoid problems.
Save all valuable data to disks.
Backing up data to disks will limit damage should trouble occur to your computer or should
you inadvertently change or erase data.
Use the security function for all important data. ( “Security Measures” and “SD
Memory Card Security Function”)
Users are advised to purchase the latest versions of virus protection software and use
them regularly.
We recommend you run the software:
• When booting your computer.
• After receiving data.
We recommend that you check data received on disks or from external sources, such as data
downloaded from the Internet, e-mail, etc. (For compressed files, uncompress them before
running a check).
For Data Execution Prevention (DEP), you can make one of the settings in the following menu.
[start] - [Control Panel] - [Performance and Maintenance] - [System] - [Advanced] - [Settings]
(in [Performance]) - [Data Execution Prevention].
For more information, refer to Windows help.

Computer Viruses

Windows Update

You can use the latest patches and service packs for Windows with the following menus.
Do not apply “Driver Updates” even if a message to update a driver appears. If a driver
update is required, contact to Panasonic Technical Support. ( page 42)
[start] - [All programs] - [Windows Update]
Read the message, select (red icon) on the taskbar, and make the appropriate settings.
This message, which the Windows Security Center displays to confirm the security-related settings
regularly, will be displayed until the settings are made more properly.

If the message “Your computer might be at risk” is displayed

NOTE
This message does not indicate an error. You can use the computer while the message is
displayed. However, in order to operate the computer more safely, we recommend mak-
ing the appropriate measures to reduce damage from virus and other attacks, thus avoid-
ing the appearance of this message.

The Pop-up Blocker

In Windows XP, security functions have been strengthened with regard to Web contents.
One of these is the “Pop-up Blocker,” which may prevent some Web pages from being dis-
played.