How does the next paragraph end?

How to add a mac to a homegroup 
Enable file sharing on your windows computer. 
It is not possible to directly add a mac computer to your windows homegroup. Instead, you'll be sharing specific folders with the mac.
To do this, you'll need to ensure that file sharing is enabled in windows : Open the start menu or screen and type " network and sharing center " to open the network and sharing center window. Click the " change advanced sharing settings " link.