This is normal. Keep only the newest version (highest version number) and uninstall older entries like 1.0.39.1 after verifying that Vulkan still works.
: It is developed by the Khronos Group and distributed via driver updates to help your PC run modern games and professional 3D applications. Vulkan Runtime Libraries 1.0.39.1
Several early Vulkan games shipped with their own copy of the runtime. Notable examples include: This is normal
is a specific version of the Vulkan API runtime installer developed by LunarG. It serves as a support layer that allows your operating system and graphics drivers to communicate with applications (mostly video games and 3D rendering software) using the Vulkan graphics API. Vulkan is designed to provide high-efficiency, cross-platform access to modern GPUs, offering lower overhead and better multi-core processor performance compared to older APIs like OpenGL or DirectX 11. Several early Vulkan games shipped with their own