What is the problem?
The system menu, on the nav bar is missing since I installed Octoprint. I've managed to make the webcam work (start and stop manually). And printed a couple of things.
What did you already try to solve it?
Read the forums, and documentation.
Additional information about your setup (OctoPrint version, OctoPi version, printer, firmware, browser, operating system, ... as much data as possible)
Octoprint 1.3.12 in an OrangePi PC+ and Armbian Bionic 5.4.8
Logitech QuickCam, Ender 3 Pro
Firefox 67. Linux Mint, and Android