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Security of the Computer
Windows Update
To improve the security of the computer, use the following measures.
Use antivirus software (commercially available).
Use Windows XP Internet Connection Firewall.
Update Windows (
below).
Getting the newest information about security from the Website of Microsoft Corp. etc.
Using Antivirus Software
Especially in the following cases, we recommend you to perform a virus check.
Be sure to use the most up-to-date antivirus software when checking for viruses.
After 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 network, Internet, e-mail, etc. (For compressed files, decompression
may be required before running a check.)
Using Internet Connection Firewall
An Internet Connection Firewall protects a computer from unlawful access via the Internet etc.
Make the settings by the following methods.
1 Select [start] - [Control Panel] - [Network and Internet Connections] - [Network Connec-
tions].
2 Select the icon of the connection you want to protect, from LAN, a modem or a high-speed
Internet category, with the right button, and select [Properties].
3 Select [Advanced], add the check mark to [Protect my computer and network by limiting or
preventing access to this computer from the Internet] of [Internet Connection Firewall], and
select [OK].
If there are two or more methods of connecting to the Internet, repeat steps 2 - 3 of the proce-
dure for each connection.
NOTE
Some network-related software and some online network games do not operate nor-
mally if the Internet Connection Firewall is enabled. Ask the software manufacturer
about the Internet Connection Firewall in the case of using such software.
For further details of the Internet Connection Firewall, select [start] - [Help and Sup-
port] and input [Internet Connection Firewall] into [Search], and see the help displayed.
Windows Update enables you to update Windows on your computer by applying the latest
patches and service packs for Windows.
Connect the Internet and perform it from [start] - [All programs] - [Windows Update].
Do not apply "Driver Updates" even if a message to update a driver appears. If a driver
update is required, contact your technical support office (
Be sure to perform Windows Update after reinstallation (
The installed patches can be confirmed in [start] - [Control Panel] - [Add or Remove Pro-
grams].
page 45).
page 34).
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