Owners of the HTC One X on Rogers Canada will be pleased to know that the carrier has started rolling out the Android 4.1 Jelly Bean update, and the update is around 634MB in size.
The Android 4.1 Jelly Bean update brings a range of new features to the HTC One X and it is available now as an over the air update, and it brings features like Google Now and more to the device.
You can check to see if the Android 4.1 Jelly Bean update is available for your HTC One X through the settings menu on your device, by going to Menu > Settings > About Phone > System > Software Updates.
Source Brief Mobile