According Android Central International HTC One X phones are getting Minor OTA update. Update is around 14 MB of size and it increased it s version to 1.29.401.11. It fixes issues with screen flickering and USB storage. Check update by going to Settings > About phone > Software updates. Let us know if anyone gets anything new or any bug fixation. Couple of weeks ago HTC One X gots its first update.
Via: Android Central