Ubisoft is yet to deploy a formal fix or workaround for the issue, but one quick tweak to game files can unlock Vulkan today. While Ubisoft has deployed Vulkan to the live build on Rainbow Six Siege, the option to enable Vulkan is missing for some players on Steam, regardless of updating to Patch 4.3. Source: Ubisoft (Image credit: Source: Ubisoft) Tom Clancy's Rainbow Six Siege is now running on Vulkan.

Click Tom Clancy's Rainbow Six Siege - Vulkan.

Ensure Rainbow Six Siege is updated to the latest available patch.

Navigate to Tom Clancy's Rainbow Six Siege in your game library.

For Intel Graphics chipsets, Ubisoft recommends driver version 26.20.100.7372, obtainable via Intel Download Center.For AMD, Ubisoft recommends driver version 20.1.4, obtainable via AMD Support.For NVIDIA, Ubisoft recommends driver version 441.87, obtainable via NVIDIA Support.Visit your respective GPU manufacturer for additional details on the latest available drivers. The required steps to update your graphics card drivers varies between manufacturers, demanding software compatible with your card. Update your graphics card to the latest available drivers.Upon updating Rainbow Six Siege to the 4.3 patch, Uplay provides the ability to choose DirectX 11 or Vulkan from the Play button. Source: Windows Central (Image credit: Source: Windows Central)

Uplay rainbow six siege download