Strange.i have the same device and i dont have that issue.did you try a reboot?what build are you on?does your settings >about model nunber show d802 or d801?
oh oh . sorry one of my sim card just support 3G and i didn't change yet to 4G , i th...
everything is perfect and smooth on D-802 ... android 5.0.2 thanks, you are the best
just one thing i can't set picture for owner user , when i choose picture nothing happen ( it was working in the last update or last android 5.0.1 )