Some known key combinations: (Neo laptops)The next thing is to do is to check your Windows Device Manager and see if all hardware is recognized and installed properly.Use the Scan for hardware changes in the Action menu to make sure Windows lists all available hardware devices.But certainly check your Direct X software, since all video applications, including webcams, use Direct X for video processing.Try downloading the latest Direct X version and install it (Windows XP: Direct X 9.0c – Windows Vista: Direct X 10 – Windows 7: Direct X 11 – Windows 8: Direct X 11.2 is only available through the Windows Update function).
The yellow explanation mark will indicate a problem. Right-click the device, and in the popup menu select Update Driver Software.
If that does not work you can use a third party uninstaller.
After uninstalling the software, restart your PC and then reinstall the webcam software. Depending on the software, you might need to unplug your webcam during the software installation.
Most chat and meeting software have a configuration option to select the video source for the webcam feature.
If you have multiple devices that qualify for video, you might need to select your webcam device as the source for the webcam feature in that program.