Working on running

Assets/FirstPersonController/Scripts/PlayerMovement.cs

@@ -23,7 +23,8 @@ public class PlayerMovement : MonoBehaviour
     [SerializeField] private CharacterController controller;
 
     [Header("Attributes")]
-   [SerializeField] private FloatReference playerSpeed;
+    [SerializeField] private FloatReference playerWalkSpeed;
+    [SerializeField] private FloatReference playerRunSpeed;
     [SerializeField] private FloatReference jumpHeight;
 
     [Header("Environment")]
@@ -50,7 +51,16 @@ public class PlayerMovement : MonoBehaviour
         float z = Input.GetAxis("Vertical");
 
         Vector3 move = transform.right * x + transform.forward * z;
-       controller.Move(move * playerSpeed.Value * Time.deltaTime);
+        if (Input.GetKeyDown(KeyCode.LeftShift) && isGrounded)
+        {
+            Debug.Log("Running");
+            controller.Move(move * playerRunSpeed * Time.deltaTime);
+        }
+        else
+        {
+            Debug.Log("Walking");
+            controller.Move(move * playerWalkSpeed.Value * Time.deltaTime);
+        }
 
         // Implement jumping       
         if (Input.GetButtonDown("Jump") && isGrounded)

Assets/FirstPersonController/Variables/PlayerRunSpeed.asset

@@ -0,0 +1,16 @@
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+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
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+  m_Name: PlayerRunSpeed
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Assets/FirstPersonController/Variables/PlayerRunSpeed.asset.meta

@@ -0,0 +1,8 @@
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Assets/FirstPersonController/Variables/PlayerWalkSpeed.asset

@@ -10,7 +10,7 @@ MonoBehaviour:
   m_Enabled: 1
   m_EditorHideFlags: 0
   m_Script: {fileID: 11500000, guid: 7cb18c6bb3c4bcd40b8451100e11b136, type: 3}
-  m_Name: PlayerSpeed
+  m_Name: PlayerWalkSpeed
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