Vkdiag.exe

If you see vkdiag.exe running, it usually means:

VkDiag.exe is an invaluable tool for modern Windows gaming and simulation. By providing a quick, simple way to diagnose and fix broken Vulkan layers, it allows you to get back to gaming without spending hours troubleshooting driver compatibility. If your games are crashing or if you're using a Vulkan-heavy app, run vkdiag.exe to ensure your drivers are working perfectly. vkdiag.exe

Restart the service via Task Manager (End Task). It will usually restart itself correctly. If it happens repeatedly, update your docking station drivers. If you see vkdiag

A window will pop up, running through various checks. Restart the service via Task Manager (End Task)

: The tool verifies if your GPU drivers are correctly registered in the Windows registry, specifically checking the Windows ICD (Installable Client Driver) loader .

Essentially, it acts as a specialized auditor for your graphics system, checking for: