Reset Graphics Windows -

Display Driver Uninstaller (DDU) running in Windows Safe Mode.

Win + Ctrl + Shift + B

Settings → System → Display → Graphics (or Graphics Settings). reset graphics windows

Unlike the keyboard shortcut, this will cause all applications using hardware acceleration (browsers, games, video editors) to crash. However, it often resolves "Code 43" (driver reported failure) or persistent rendering errors without a full reboot. Level 3: Clean Driver Installation – Resetting Software Configuration Corrupt configuration files, conflicting registry entries, or incomplete updates often masquerade as hardware failure. Resetting the graphics stack here means wiping all third-party driver components and reinstalling from a known-good state. Display Driver Uninstaller (DDU) running in Windows Safe

A single application locks up with a "Not Responding" status, minor screen corruption (colored lines or checkerboards), or a black screen where the mouse cursor is still visible. This is the "first aid" of graphics troubleshooting. Level 2: Device Manager – The Driver State Reset If the soft reset fails or the GPU is in an error state (evidenced by a yellow triangle in Device Manager), a deeper reset is required. This method resets the driver software’s state within the Windows kernel. However, it often resolves "Code 43" (driver reported

Start menu graphics glitches, transparent window borders, or "The application has been blocked from accessing graphics hardware" errors for all users except a newly created local account.