Version 1.0.39.1 is outdated. The current Vulkan runtime version as of 2025–2026 is from the 1.3.x or 1.4.x branch (e.g., 1.3.275 or higher). Newer versions include:
To update:
The installer also adds entries in the Windows Registry under:
HKEY_LOCAL_MACHINE\SOFTWARE\Khronos\Vulkan
These entries point to the installation directory and help applications locate the correct runtime. Vulkan Runtime Libraries 1.0.39.1
Some PC games that use the Vulkan API (e.g., Doom (2016), Rainbow Six Siege, Dota 2, Red Dead Redemption 2) may install a specific version of the Vulkan runtime to ensure compatibility.
Version 1.0.39.1 was commonly distributed with:
If you still have 1.0.39.1 on your system today, it is either: Version 1
You did not download this manually. The Vulkan Runtime Libraries are typically installed automatically by:
Let’s address the three biggest fears users have when they spot “Vulkan Runtime Libraries 1.0.39.1” in their program list.
If your system is stuck on version 1.0.39.1, you are missing out on years of GPU advancements. Here is a timeline of what came after: To update: The installer also adds entries in
Version 1.0.39.1 lacks all of the above. To get the best performance and stability in titles like Cyberpunk 2077 (when using Vulkan mods), Dota 2 (Vulkan renderer), or Rust, you must move past this legacy version.
Even though 1.0.39.1 is old, users who still have it may encounter these problems: