On Windows, the driver restart shortcut also works from the login screen and even in some games. Use it before reaching for the reset button.
The graphics driver acts as the communication layer between the Operating System (OS) and the Graphics Processing Unit (GPU). Occasionally, this driver may become unresponsive, corrupted, or stuck in an idle state, resulting in a "black screen" or a frozen interface. Restarting the driver forces the GPU to reset its state and reinitialize the display connection, often resolving minor software conflicts. restarting graphics driver
It forces Windows to refresh the graphics stack. It’s particularly effective for "Display Priority Locks," where a crashed app won't let go of the screen, preventing you from seeing the Task Manager. On Windows, the driver restart shortcut also works
This is the "emergency" method that works even if your screen is black or an app is frozen. How to restart your graphics driver in Windows? - SuperOps this driver may become unresponsive