diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ede8b8c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+
+CONTRIBUTING.md.meta
+LICENSE.meta
+README.md.meta
+Third-Party-Notices.md.meta
diff --git a/Runtime/HumanoidControl/Scripts/Extensions/Oculus/Oculus_Doc.cs b/Runtime/HumanoidControl/Scripts/Extensions/Oculus/Oculus_Doc.cs
index e93af05..8353027 100644
--- a/Runtime/HumanoidControl/Scripts/Extensions/Oculus/Oculus_Doc.cs
+++ b/Runtime/HumanoidControl/Scripts/Extensions/Oculus/Oculus_Doc.cs
@@ -10,10 +10,15 @@
     /// However, it should be mentioned that hand tracking with the Oculus Quest is only
     /// supported using the Oculus plugin.
     /// 
-    /// Hand Tracking (Plus & Pro)
-    /// ==========================
+    /// Hand Tracking
+    /// =============
+    /// 
     /// For hand tracking, make sure the Unity XR plugin is set to Oculus.
     /// Hand tracking is currently not supported for OpenXR.
+    /// Also, OVR plugin *version 1.75.0 or higher* is required for hand tracking.
+    /// The latest OVR plugin version can be installed by importing the latest 
+    /// Oculus Integration package from the Asset Store.
+    /// 
     /// When the platform is Android, an additional option will appear in the inspector
     /// \image html OculusHandTracking.png
     /// \image rtf OculusHandTracking.png