Moving to flex, Hoping it would fix platform

Assets/Scripts/loadingScreen.cs

@@ -11,6 +11,7 @@ using UnityEngine.UI;
 public class loadingScreen : MonoBehaviour
 {
     public string sceneName;
+    public int sceneIndex;
     public RectTransform loadingWheel;
     public RectTransform loadingProgress;
     CanvasGroup canvasGroup;
@@ -29,6 +30,7 @@ public class loadingScreen : MonoBehaviour
 
     void Start()
     {
+        LoadingScreen.instance=this;
         DontDestroyOnLoad(gameObject);
         canvasGroup = GetComponent<CanvasGroup>();
 
@@ -69,26 +71,37 @@ public class loadingScreen : MonoBehaviour
         loading = true;
         loadingProgress.sizeDelta = new Vector2(0, loadingProgress.sizeDelta.y);
         SceneManager.sceneLoaded += SceneManager_sceneLoaded;
-        loadingOperation = SceneManager.LoadSceneAsync(sceneName);
+        if(sceneName != null){
+            loadingOperation = SceneManager.LoadSceneAsync(sceneName);
+        }else{
+            loadingOperation = SceneManager.LoadSceneAsync(sceneIndex);
+        }
     }
 
     private void SceneManager_sceneLoaded(Scene arg0, LoadSceneMode arg1)
     {
-        if (loading)
+        hide();
+        if (loading && !alreadyConnected)
         {
-           // hide();
            if(isHost){host();}else{join();}
-            
-            loading = false;
+           loading = false;
+        }
+        if(alreadyConnected){
+           // Debug.Log()
+           SceneData.netSceneData = FindObjectOfType<NetSceneData>();
+           SceneData.localPlayer.GetComponent<NetPlayer>().ReturnToSpawn();
+           
         }
     }
+    public bool alreadyConnected= false;
     public string serverName;
     public bool isPublic;
+    public string serverMetadata;
     
     void host()
     {
         _LRM.serverName = serverName;
-        _LRM.extraServerData = sceneName;
+        _LRM.extraServerData = serverMetadata;
         _LRM.isPublicServer = isPublic;
 
         _LRM.ServerStart();
@@ -101,3 +114,8 @@ public class loadingScreen : MonoBehaviour
         NetworkManager.singleton.StartClient();
     }
 }
+
+
+public static class LoadingScreen{
+    public static loadingScreen instance;
+}