If you ignore the warning, you risk melting the internal plastic lens mount (causing blurry images) or permanent desoldering of the USB connector.
While Open Hardware Monitor doesn't natively see webcams, the Tedgem Advanced Driver (v3.0+) installs a thermal probe in the Windows Device Manager under "Sensors." Keep the temperature below 60°C. tedgem webcam driver hot
While a mild warmth is typical for high-powered internal components, extreme heat can sometimes indicate driver conflicts or settings that are pushing the hardware too hard. Common Causes of Webcam Overheating If you ignore the warning, you risk melting
If the webcam is behaving poorly, right-click it in Device Manager, select Uninstall device If you ignore the warning