Turn it on and off twice then if that doesn't work take the battery out and put it back in again. If it still doesn't work then take it to a phone shop and get them to help you out although it may cost you a bit.
You lock it and open it back up then problem solved! :)
sensation by a mile
HTC Sensation was created on 2011-05-19.
it's the htc sensation
The HTC Sensation is nowhere near that much. £450 - £550.
htc sensation is better
I think htc sensation xl is better because it has a bigger screen "4.7"and htc rhyme has a smaller screen "3.7".
no
Htc sensation XE is better than samsung galaxy s2
NO
No
Yes
no