Hello Friends, for this application connect
your windows phone(7 or 8 both) to your PC.
And now go to this address
and download youtube_Interop_P2_Fixed.xap
and now go to http://adf.ly/dPmUz
and download application called Windows Phone Power Tools
(this is application emulator it will install YouTube app on your Phone)
Now Install Windows Phone Power Tools and using this
install youtube app on your windows phone.
This is a video on how to pin/unpin an app to your Windows Phone’s homescreen. ...