soumalidon
Contributor
There is a way to force the Mango update officially (i.e through Zune), currently updating my Dell Venue Pro 
Force Mango update early through Zune software and avoid frostbite | wpcentral | Windows Phone News, Forums, and Reviews

Force Mango update early through Zune software and avoid frostbite | wpcentral | Windows Phone News, Forums, and Reviews