How did you install the update? Ruu or ota?
Download The ruu from shipped rom's thread
Then install through your PC.
If this is how you installed it already it may have just been an unlucky/bad flash, in which case try again.
HTC Wildfire S s-off running cm9
HTC Sensation s-off running cm10.1
HTC Desire C DeSensed running @828MHz
HTC One X running fully stock, waiting for sense5