diff --git a/README.md b/README.md
index 6fd6976..4984ff1 100644
--- a/README.md
+++ b/README.md
@@ -814,6 +814,10 @@ To build the FSR2 sample, please follow the following instructions:
 
 3) Open the solutions in the DX12 or Vulkan directory (depending on your preference), compile and run.
 
+4) There is an off-screen version which currently runs on Vulkan,to use this,you need to provide:
+- Color textures (RGBA)
+- Motion vectors and depth textures(RG for motion vectors and B for depth,and please remain the A channel)
+
 # Limitations
 
 FSR 2 requires a GPU with typed UAV load support.