If you are seeing errors related to Vulkan, or if you simply want to ensure you have the absolute latest version (instead of an older build like 10391), follow these steps:
Vulkan Run Time Libraries (frequently shortened to ) function as an API (Application Programming Interface) intermediate layer. They allow modern video games and heavy 3D rendering applications to communicate directly with your computer's graphics hardware at a deep level.
Steamworks Common Redistributables often include Vulkan. If a game fails to find a compatible version, Steam automatically downloads the newest runtime—including 10391.
Furthermore, keeping it installed takes up negligible disk space (usually less than a few megabytes) and consumes zero background system resources when games are not running. There is no performance or storage benefit to removing it. How to Fix Vulkan Errors or Reinstall Missing Files vulkan run time libraries 10391 new
recommend keeping it installed even if you aren't currently a gamer. Microsoft Learn Risk of Removal
If you have recently checked your Windows Control Panel, added/removed programs, or updated your graphics drivers, you might have spotted a new entry: . Your first instinct might be panic, wondering if this is bloatware or, worse, malware, particularly because you don’t recall intentionally downloading it.
By allowing the software to talk more directly to the hardware, Vulkan minimizes "bottlenecks," leading to smoother frame rates and more responsive controls. Troubleshooting Common Issues If you are seeing errors related to Vulkan,
Run Windows Defender Offline Scan or Malwarebytes. The real "Vulkan Run Time Libraries 10391 new" is safe and should not be removed.
Yes. Simply download and reinstall your graphics card drivers from the official NVIDIA, AMD, or Intel websites. 3. What is the latest version?
Because the VulkanRT is bundled with your graphics drivers, you don't need to manage it separately. To ensure you have the latest version (like the "10391 new" build), you should keep your graphics drivers up to date. If a game fails to find a compatible
During the meeting, they discovered that the new Vulkan Run Time Libraries were not just a routine update. It seemed that the graphics hardware company, GPU-Z, had introduced a radical new feature in version 10391:
The specific string has surfaced recently for users updating their NVIDIA, AMD, or Intel graphics drivers, or after installing major game updates. Let’s break it down:
10391 is not a standard Vulkan API version. It’s likely a driver-specific or SDK build tag. Always check actual file properties via Properties > Details on vulkan-1.dll .