Everyone benefits from an up-to-date browser.
Today we are sharing our plan to automatically upgrade Windows customers to the latest version of Internet Explorer available for their PC. This is an important step in helping to move the Web forward. We will start in January for customers in Australia and Brazil who have turned on automatic updating via Windows Update. Similar to our release of IE9 earlier this year, we will take a measured approach, scaling up over time.
Source IE to Start Automatic Upgrades across Windows XP, Windows Vista, and Windows 7