The best tool to use your android phone as a PC webcam: IP Webcam (+OBS studio)
I know of many apps that wirelessly turn your phone's camera into a computer webcam that you can use for video calls or streaming, but IP Webcam stands out: it had the least latency, the best video quality, and it is also free. Read this article where I present one of the most useful android apps ever made The concept is a bit different from what is usually presented by such apps (e.g. Iriun webcam) here the way it works is that you can start a local video stream and a page where you can manage this stream, (by a PC, or any device that has a browser on it) of course since it is a local stream only those who know the Wi-Fi code where the stream is running can connect to it, and you can also add password protection on top of that. IP Webcam's browser control panel The first step is to download an application called "IP Webcam" on your android phone: https://play.google.com/store/apps/details?id=com.pas.webcam Once installed, we will be greeted by a menu with various s...