I noticed also in the Microsoft updates in the other software. That there is a root certificate update.
I see it is not critical, but once i install it... I cannot remove it. How important is this since it is not critical? Here is the info below:
Update for Root Certificates [May 2009] (KB931125)
Date last published: 5/26/2009
Download size: 300 KB
This item updates the list of root certificates on your computer to the list that is accepted by Microsoft as part of the Microsoft Root Certificate Program. Adding additional root certificates to your computer enables you to use Extended Validation (EV) certificates in Internet Explorer 7, a greater range of security enhanced Web browsing, encrypted e-mail, and security enhanced code delivery. After you install this item, you may have to restart your computer. Once you have installed this item, it cannot be removed.
Recommended CPU: Not specified.
Recommended memory: Not specified.