WAS good until iOS 10.1

This app hasnt worked right since I updated to iOS 10.1. It has been slow, buggy and unreliable since the new OS. I have to try several times to connect to my cameras and sometimes it fails. It wont work at all unless I unclick the rocket icon. Please advise, q-see.

Shanes House about Q-See QT View, v4.0.1