Sometimes testing pre-release software leads to a bit of a headache down the road. Before you install the final release of some apps, they require you to uninstall the previous version, reboot, and then
launch the finalized installer. That won't be the case with Internet Explorer 9, which should come as welcome news to the millions who downloaded Microsoft's latest browser. When Internet Explorer 9 is finalized, you'll be automatically updated from the RC build -- most likely via Windows Update.
If you haven't spent any hands-on time with it yet, be sure to check out our in-depth look at the IE9 RC