Vulkan Runtime Libraries 1.0.39.1 Page

Do I need this? Yes. Is it a virus? No (though you should verify the file location). Can I uninstall it? You shouldn't; it is required for modern PC gaming and graphics performance.

The “Vulkan Runtime Libraries” are a set of system files (DLLs) that allow applications to use the Vulkan API. They act as a translator between a game or app and your graphics card driver.

When you see Vulkan Run Time Libraries 1.0.39.1 in your list of installed programs, it means: Vulkan Runtime Libraries 1.0.39.1

Version 1.0.39.1 refers to an older, stable release of the Vulkan loader and utility libraries from the 1.0.x branch, specifically build 39, revision 1.

Several early Vulkan games shipped with their own copy of the runtime. Notable examples include: Do I need this

These games would install version 1.0.39.1 if your system lacked a newer runtime.

Cause: Extremely rare. Usually a misbehaving game or a buggy validation layer enabled accidentally. The “Vulkan Runtime Libraries” are a set of

Solution: Check for VK_LOADER_DEBUG environment variables. Remove any validation layers from C:\Program Files (x86)\VulkanRT\1.0.39.1\Config. Or simply update to a newer runtime.

Version 1.0.39.1 is a relatively early but stable release of the Vulkan runtime. While modern Vulkan runtimes have moved past version 1.0.x (today’s versions are 1.3.x or higher), 1.0.39.1 was a significant build for its time.

Key characteristics of this version:

If you are experiencing errors specifically related to this version (e.g., "Vulkan-1.dll not found" or "Failed to initialize Vulkan"):