After you have downloaded the new .iso and mounted it, pills run the normal splash.hta
Choose to upgrade
Then just click next through the wizard like a normal setup and finish it off with upgrade
Make sure you do not have any warnings or errors
Go get a cup of coffee ?
Upgrading my lab took about 40 minutes
The post setup tasks, case may not apply to you if you did what you was supposed to do during the initial setup.
Otherwise, click the link and check out the these tasks
Enjoy browsing around for new cool features! ?