No changes have been made to QH lately. Moreover, you seem to be one and only reporting such issue. If there was a general issue it would certainly be reported by many. Maybe check QH quick settings tile whether you have it set on manual mode. Ic...
I found this, only if rooted. May be a better way but I jumped on it. http://androidforums.com/threads/tip-disable-ota-update-notification.807179/
Edit: that didnt work.
Anyone else on fido, cant seem to find which one enables lte? Followed all the steps correctly, any help? Im on 4.4.4
fido uses band 2 not 4