it's not instagram for me, but I think it's snapchat / camera (or camera permission in general)
When I look at App Ops X (an app for controlling permissions), I see that the camera app/snapchat app are running the camera always. In this...
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?