Did you purchase a new Nokia Lumia 920 or a Nokia Lumia 820 Windows Phone 8 device? Nokia has published video tutorials on how to use your brand new devices explaining the features of Microsoft’s newest platform along with features exclusive to Lumia devices.
About your Nokia Lumia:
Using Rooms on your Nokia Lumia:
Using Groups on your Nokia Lumia:
Using Bing Search on your Nokia Lumia:
Using voice on your Nokia Lumia:
Connectivity Settings on your Nokia Lumia
Both handsets are available in the US through AT&T, with the Lumia 920 costing $199 while the Lumia 820 costs $49 with two-year contracts.
source – Nokia