No video or webcam not detected after Windows 10 update
https://support.logi.com/hc/en-us/articles/360023356913-No-video-or-webcam-not-detected-after-Windows-10-update
In Device Manager, right-click on BRIO/UNKNOWN device with the yellow exclamation icon, then select Update Driver. In the Update dialog select Update Driver. Then select “Let me pick from a list of available drivers on my computer”. Check “Show compatible hardware” (if not checked), and select USB Video Device (Not Logitech BRIO), from ...
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