[1] Here, you will set up Windows Update which keeps your Wndows10 and Office updated.

Furthermore, you will learn how to use Microsoft Defender's full scan.

Set up Windows Update

[2] Click the Start button on the lower left of your desktop.

*screenshot*

[3] Click cog icon in the Start menu.

*screenshot*

[4] Click “Update & Security”.

*screenshot*

[5] "Windows Update" window appears. Windows OS and Microsoft Defender will be updated automatically and periodically.

You will know update status of your system. check-4

Now turn on Automatic Updates in Windows Update. Click "Advanced options".

*screenshot*

[6] Check the box for "Give me updates for other Microsoft products when I update Windows." Click the arrow displayed on the upper left corner of the window to return to "Windows Update" window.

*screenshot*

Microsoft Defender -manual update and a full scan-

[7] You will learn when your Defender is updated and how to update Defender. Defender is kept updated by Windows Update. But when the information about emergency vulnerabilities is issued, it is better for us to update Defender.

Click "Windows Security" listed in the left. Then click "Open Windows Security".

*screenshot*

[8] Click "Virus & threat protection".

*screenshot*

[9] "Threats" in Defender indicate computer viruses, spyware, or other malware. And "threat definition" is the file that contains the rule to distinguish those "threats" from other programs.

The information on "threat definition" is displayed on the middle of the window.check-5,6

In order to update "threat definition", click "Protection updates".

*screenshot*

[10] When you click "Check for updates" button, Defender checks if there is the most recent "threat definition". If so, "threat definition" will be updated. Usually, updates are checked automatically and you do not need to press the button.

Click the arrow displayed on the upper left corner of the window to return to "Virus & threat protection" window.

*screenshot*

[11] Now you will learn how to scan your whole PC for viruses. It will take a long time. So do not do it during this workshop.

The way of scanning whole computer system is called "Full Scan". There is another called "Quick Scan". It scans limited parts of the computer system because they are likely to be attacked. Therefore, "Quick Scan" runs quickly.

In order to run a full scan, click "Scan options".

*screenshot*

[12] You can see three advanced scans. Choose "Full scan" and click "Scan now" button to run a full scan.check-7

But it will take a long time. Do not run a full scan during this workshop. But do it at the earliest opportunity after this workshop and fill out the checklist.

Click X on the upper right corner of the window to close it.

*screenshot*