T-Mobile has announced Android ICS update for 2 HTC phones, Amaze 4G and Sensation 4G.
HTC Sensation 4G gets update to Android Ice Cream Sandwich in version 4.0 today, and update for the HTC Amaze 4G will be available on May 21st.
This update will not include HTC UI Sense update, it is only update to Android operating system.
All owners of the Sensation 4G on T-mobile network are able to update their OS to latest version of Android.
You can do that by going to Settings of your phone, than navigating to the About phone and than Check for the new software updates.
If you still do not have any available updates, please be patient and try again in next few hours.