Logitech Brio 4K Stream Edition – Windows Hello not working and the search for the mystery firmware – Martin Boam's Microsoft Blog
How to update or upgrade Firmware of Logitech Brio 4K webcam - YouTube
Logitech Brio 4K Webcam, Ultra 4K HD Video Calling, Noise-Canceling mic, HD Auto Light Correction, Wide Field of View, Works with Microsoft Teams, Zoom, Google Voice, PC/Mac/Laptop/Macbook/Tablet - Newegg.com