Try updating the graphics drivers or reinstall them.
Graphics Driver Issues: Running the old, outdated, or corrupted graphics driver on your system can also result in the Nvidia control panel not showing up problem on Windows 10 system.And updating the Control panel works for them to solve the problem. It happens because the recent updates might have made some changes to your graphics settings on your computer. Recently Installed Windows Update: In most cases, this issue is seen after installing the latest Windows update.Why is My NVIDIA Control Panel Not Showing on Windows 10? But before heading straight to the fixes it is important to understand what is causing the problem as this help you to identify the main reason and fix the problem quickly.