Sony announced the release of a desktop application ‘Imaging Edge Webcam’ for macOS (Ver 1.0), with an updated version for Windows (Ver 1.1).
It allows users to easily transform their Sony digital camera into a high-quality webcam by simply connecting it to a PC via USB , free of cost. Compatible operating systems are OS Windows 10 (64 bit) and macOS 10.13-10.15.
The desktop application is available to download from here. https://support.d-imaging.sony.co.jp/app/webcam/l/download/index.php