To ensure your computer has the latest security updates from Microsoft

Open Internet Explorer

Click Tools then click Windows Update

or if you dont have the menu tools are shown above try clicking tools as shown below

Follow the onscreen instructions, if it ask you to choose Express or Custom update, choose Express, when the update process has finished please shutdown and restart your computer and repeat the above until it tells you there are no more updates for your computer.

If you see any updates that are not ticked when installing updates don’t worry these are optional, and should only be ticked if instructed to do so by a support person.