What if the laptop camera can't be opened?

Some netizens will encounter the situation that the camera driver has an exclamation point when using the computer, which makes the notebook camera unusable. When you go to view the device manager, the message prompts “due to the incomplete or corrupted configuration information (in the registry) that Windows cannot start the hardware device. ”, as shown below. This problem has caused the notebook camera to be unusable. This small series will demonstrate the solution graphic tutorial for the camera error code 19. Analysis of the cause: In the registry information, a key value of a third-party software was added, which caused the device to be blocked when it was self-identified, so it could not be started normally. Specific method: The first step, in the blank space of the desktop, press the win+R key combination at the same time to open the “Run” window. In the second step, in the “Run” window, we enter “regedit” and press “OK" to open the “Registry Editor”. In the third step, in the "Registry Editor" window, we find the HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Class\\{6BDD1FC6-810F-11D0-BEC7-08002BE2092F} subkey. The fourth step, after finding, click the key value, and delete the Upperfilters value and the Lowerfilters value in the right window. Of course, if you don't have this key value, don't modify it for now, then delete it. In the fifth step, we restart the computer, then uninstall and reinstall the driver, the camera can be used.