For users of the Nokia Lumia 710 and Nokia Lumia 800 good news for you, Tango firmware update is now available in NaviFirm. This update is the ability of tethering or internet connection sharing via Nokia Lumia 710 and Lumia 800.
It also found the Nokia News, Sportstracker and Creative studio as the standard in device Lumia. After this update, the Nokia Lumia 710 and Lumia 800 will have the same ability with a smartphone based on Windows Phone else already acquired tethering capability, or internet connection sharing. [via:GSMArena, Nokia Power User]