When necessary, Microsoft provides a new security update on the second Tuesday of each month and sends a bulletin announcing the update. See the most recent bulletins.

Make sure automatic updating is turned on and set to update your computer at a time that’s convenient for you.

Adding a security update to your computer is a two-step process: Download, and then install.

Answers to the top 5 questions about security updates from Microsoft.

Learn how to get the latest updates for all your Microsoft programs in one easy, automatic download.

Get answers to common questions about how to make sure your computer has the most current software available.

Make sure you have the latest service pack for Windows XP. It’s all about security.