You can fix this using the registry editor. If there are any missing or incorrect entries in the registry, the control panel might get affected. Hence, its files should not be manipulated unless you know what you are doing. Missing or incorrect entries in Windows Registry – Windows Registry is an integral part of controlling most of the settings on your PC.You can fix it by reinstalling the software. Corrupt NVIDIA Control Panel – It is possible that for reasons such as deleted or damaged files, the NVIDIA control panel has become corrupt and is malfunctioning.You can fix it by updating or reinstalling the graphic card driver from the NVIDIA official website. Driver issues – A corrupted, outdated, or incompatible NVIDIA display driver and graphic card driver can break the NVIDIA control panel.General bugs – A Windows 10 update might sometimes come with bugs that cause the NVIDIA graphics to malfunction.You can fix this by rolling back the update. Windows 10 update – Sometimes, updating our Windows to the latest version has adverse effects on our system if the installed drivers become corrupted, non-compatible, or outdated.Some of the possible causes when the NVIDIA control panel disappears are:

How do I restore the Nvidia control panel? Why does the NVIDIA Control Panel missing error occur?