Maybe you are really wanting to use the new Start menu that actually shows all your programs by default or looking forward to the updated integrations and assistive technology enhancements. But your windows update just does not show the update as available yet… well you can trigger the update by using a free tool from Microsoft.
Here’s how to start you upgrade now…
How does the new update look?
After about 40min and a few reboots you will have a new start menu, new notification area, no more wifi sharing (junk), and an overall refreshed interface. Lots of half completed stuff still. Many menus still are using the old interface design but more has been moved over to the new metro design.