If you are currently struggling with camera issues on your laptop, please try pressing F8 in the first instance, some of the laptops use this as a on/off switch for the camera. If you see an issue in which the camera is fully black when you try to use it, please attempt the following:
Open your start menu (located in the bottom right)
Once opened, Search for the "Camera" application -
If the camera is still showing as black, you may have the camera cover closed on the laptop like the following:
If this is the case and you cannot see the camera, please slide the cover open. You should then be able to view yourself in the Camera application.
If this does not work, and if the camera is still not working as it should, please call Service Desk as it may need further fixes applying.