My Logitech C210 webcam stopped working after the most recent round of Windows update(s). Unplugging and replugging it showed a popup that redirects to a MS link.
In order to get the webcam to work again, go to Windows Security / Core isolation, switch off Memory Integrity and reboot.
Source: https://support.microsoft.com/en-gb/windows/a-driver-can-t-load-on-this-device-8eea34e5-ff4b-16ec-870d-61a4a43b3dd5
