Fido HTC One S users will now recieves the goodness of Android 4.1.1. Jelly bean update. This new upgrade brings thelatest tweaks of HTC Sense 4+ that also now has a Google Now working apss. This update seem looks very much like similar from earlier released 4.1.1 , 3.16.401.8 – World Wide English which reported with a new self powered USB Host. The USB mass storage is working without external power source. So, just check it out, hit your device Menu >> Settings >> About phone >> System software updates >> Check now.
Although, there are some bugs and issues that has been reported for the Jelly bean update, you can check it out here if you have already upgraded your device and annoyed with some issues.