I was planning to install some LED screens in a building and searched for any Free software to simulatenesouly or separately managed all the screens through one single web based application. Contacted various vendors who provided a quote for a very high amount for such solution. I made a intensive search and found a very professional yet 100% free web based application software for my digital signage needs.
Microsoft Windows 10 is using Computer's Webcam without user's acceptance or prior approval. What an invasion of user privacy? You may search on google about "Device Census using webcam"
To disable un-authorized use of camera follow these steps.