Click the Join the Customer Experience Improvement Program or I do not want to join the program at this time radio button.

Read the Microsoft Security Essentials license agreement and click the I Accept button.

You should now be looking at the Microsoft Security Essentials Installation Wizard.

Double-click mseinstall.exe to begin installing Microsoft Security Essentials.

Save the file mseinstall.exe to any location you like - I suggest the desktop.

If you have a 64-bit version of Windows, select it on the drop-down menu before clicking the button.

Click the blue Free Download button near the top of the page.

Open a Web browser and head to the Microsoft Security Essentials website.

Microsoft Security Essentials works only on legal, licensed Windows installations. Here’s how to install Microsoft Security Essentials. While it isn’t quite as comprehensive a security solution as something like ESET Smart Security, it’s fine for general use and I highly recommend it to anyone who doesn’t want to pay for virus protection. I particularly appreciate the fact that Microsoft Security Essentials has a negligible effect on boot time and doesn’t seem to slow the computer down at all during operation.

I use it on all of my Windows-based computers and haven’t had a virus problem yet. While Windows Live OneCare suffered from poor reviews and a general lack of customer interest - many people felt that they shouldn’t have to pay Microsoft extra to make their $200 operating system more secure - Microsoft Security Essentials has generally received excellent reviews. Microsoft Security Essentials is a free antivirus program that replaces the old commercial Windows Live OneCare program that Microsoft never had much success with. What is the best free antivirus program, and how do I download and install it?” “I know that it is a good idea to run antivirus software, but I don’t feel like I should have to pay more to make my computer secure.

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