Microsoft’s (MSFT) Windows 8 is almost here. The new Metro interface is both refreshing and smart, but for users familiar with seeing a traditional desktop view as the face of Windows, the colorful tiles might be confusing at first glance. Microsoft is planning to introduce Windows 8 to new users and old ones with four new commercials that focus on apps, personalization and work. It’s not going to be an easy task to convince people that Windows is completely different, but given how prolific mobile devices and touchscreen interfaces are today, Microsoft really had no choice but to do something bold and radical. Microsoft’s four upcoming spots follow below.