Also reportedly available on HD2 and Mozart models
HTC Windows Phone 7 has reportedly got a USB tethering hack which is expected to allow users to connect their phone to the PC and use it as a modem for browsing via 3G.
Tethering is a method for connecting a computer to the internet via an internet-capable mobile phone.
The hack works exclusively for HTC’s WP7 devices, media reports claimed, while also giving instructions on how to use it the HD2 and the Mozart models.
Users are expected to sign up at in order to download the XAP (eXtensible Ajax Platform) file attached to the OP (original post). In the later stage, users need to go through DFRouter and Click on "HTC Modem."
Non-HTC phones are easier to enable tethering with the online tutorial.