Knowing when to reset is a skill. Resetting too often disrupts flow; refusing to reset leads to frustration.
Disabling the device unloads the kernel-mode driver ( nvlddmkm.sys , amdkmdag.sys , igdkmd64.sys ) and halts the device’s power state (D3 - Off). Re-enabling forces the Plug and Play (PnP) manager to re-negotiate hardware resources, re-load the driver, and re-initialize DirectX and OpenGL contexts. reset graphics windows
Your monitors will go black for a split second. Knowing when to reset is a skill
The decision to reset graphics windows is an admission: "I have lost control of my environment." re-load the driver
This chord triggers a protected call to the Dwm.exe (Desktop Window Manager). The Windows Display Driver Model (WDDM) responds by: