Are you running Windows XP?
Microsoft has ended support for Windows XP, including all security updates.
If you use this now obsolete operating system, your computer is quickly becoming a security risk. Without new security patches, older systems are exposed to new security threats, and will forever remain vulnerable to attacks from trojans and hackers.
Please call your I.T. provider to make sure they upgrade any machines to the latest, more secure and current verrsions of Windows. Or upgrade to an Operating System that is secure and, best of all, free - Ubuntu.
How do I know what version of Windows I am running?
Click on ’Start’ or ’Start Menu’ > Settings > Control Panel > System, and read from the ’General’ tab: