One of the highlighted features of Windows Phone Mango was that like Android and iOS, WP7.5 Mango running phones could also tether their 3G connection to other wireless devices using Wi-Fi. At that time, Microsoft had stated the first gen WP7 handsets won’t get the update, since they lack the required hardware.
However, it was just a matter of days before the Homebrew community for WP7 managed to get Internet Connection Sharing to work on 1st gen WP7 handsets. The mod also worked on some 2nd gen WP7 handsets, on which Internet Connection Sharing was removed by the operator/carrier.
For some strange reason, the recently released Lumia 800, which is the first and the ‘real’ Windows Phone smartphone from the Finnish giant, lacked Internet Connection Sharing feature right out of the box. The company did not mention as to why the feature is not present, and whether they plan to add it in the future or not.
Now, Nokia Italy has confirmed that the company plans on adding the Internet Connection Sharing feature on the Lumia 800 (and hopefully the Lumia 710) sometime in 2012. The company does not mention an exact time-frame as to when it intends to roll out this feature to Lumia 800 users. It might be possible that the Internet Connection Sharing features gets added to the Lumia 800 in the software update its supposed to get in early 2012.
Another confirmation came from Nokia Connect as spotted ) will have internet tethering right from the day of launch while Lumia 800 and 710 will get an update via Zune., when they gave out details of Lumia 900. It is confirmed that Lumia 900 and 610 (