Have you tried antivirus Microsoft Security Essential (MSE) is a free Microsoft made it? If you have installed on your computer then you must immediately update it because it might if not updated the MSE be able to be used again.

MSE antivirus update affairs would not be a problem if your computer is connected to the Internet because MSE will update automatically, but this would be a problem when you use your computer does not have an internet connection.

Problems also will appear for you, an admin in an office with many computers and need an update to the Internet one by one for these computers. Not a big problem indeed, but it would be very burdensome internet connection. To overcome this problem and also to better conserve bandwidth, you can update manually by downloading the updates file only. Simply click here. After you download the update files, there are 2 versions for 32 bit and 64 bit,

• mpam-fe.exe (32 bit)
• mpam-fex64.exe (64 bit)

You can just manually install these files to every computer. Not practical enough and not burden your internet.