Hello

I Have Updated my HTC TITAN 2 UNLOCKED AT&T Phone to 7.8 using seven eighter . . .

i dont have any problem with my update . . it is working nnice as if the update is from at&t or HTC officially . .

the only thing i dont like is at&t windows phone do not have all the features when compared to normal windows phone like delivery reports in messages . .

can i install nokia's windows 7.8 OS in HTC TITAN 2 . . If yes please help me . .