diff --git a/AssetStudio/CustomOptions/ImportOptions.cs b/AssetStudio/CustomOptions/ImportOptions.cs
index f01e6fb..1d3a566 100644
--- a/AssetStudio/CustomOptions/ImportOptions.cs
+++ b/AssetStudio/CustomOptions/ImportOptions.cs
@@ -14,6 +14,8 @@ namespace AssetStudio.CustomOptions
         private static string fileName = "ImportOptions";
         private UnityVersion _customUnityVer;
 
+        public event EventHandler UnityVersionChanged;
+
         public CustomBundleOptions BundleOptions { get; set; }
         public UnityVersion CustomUnityVersion { get => _customUnityVer; set => SetUnityVersion(value); }
 
@@ -77,6 +79,7 @@ namespace AssetStudio.CustomOptions
             if (value == null)
             {
                 _customUnityVer = null;
+                UnityVersionChanged?.Invoke(this, EventArgs.Empty);
                 Logger.Info("- Specified Unity version: None");
                 return;
             }
@@ -87,6 +90,7 @@ namespace AssetStudio.CustomOptions
                                                 "Example: 2017.4.39f1");
             }
             _customUnityVer = value;
+            UnityVersionChanged?.Invoke(this, EventArgs.Empty);
 
             Logger.Info($"- Specified Unity version: {_customUnityVer}");
         }
diff --git a/AssetStudioGUI/AssetStudioGUIForm.Designer.cs b/AssetStudioGUI/AssetStudioGUIForm.Designer.cs
index ed408e0..c9bdd0c 100644
--- a/AssetStudioGUI/AssetStudioGUIForm.Designer.cs
+++ b/AssetStudioGUI/AssetStudioGUIForm.Designer.cs
@@ -152,6 +152,7 @@
             this.dumpTextBox = new System.Windows.Forms.TextBox();
             this.statusStrip1 = new System.Windows.Forms.StatusStrip();
             this.toolStripStatusLabel1 = new System.Windows.Forms.ToolStripStatusLabel();
+            this.unityVersionStatusLabel = new System.Windows.Forms.ToolStripStatusLabel();
             this.sceneContextMenuStrip = new System.Windows.Forms.ContextMenuStrip(this.components);
             this.shShowRelatedAssetsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.shToolStripSeparator1 = new System.Windows.Forms.ToolStripSeparator();
@@ -1425,9 +1426,11 @@
             // 
             this.statusStrip1.BackColor = System.Drawing.SystemColors.MenuBar;
             this.statusStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.toolStripStatusLabel1});
+            this.toolStripStatusLabel1,
+            this.unityVersionStatusLabel});
             this.statusStrip1.Location = new System.Drawing.Point(0, 633);
             this.statusStrip1.Name = "statusStrip1";
+            this.statusStrip1.ShowItemToolTips = true;
             this.statusStrip1.Size = new System.Drawing.Size(776, 22);
             this.statusStrip1.TabIndex = 2;
             this.statusStrip1.Text = "statusStrip1";
@@ -1437,11 +1440,28 @@
             this.toolStripStatusLabel1.BackColor = System.Drawing.Color.Transparent;
             this.toolStripStatusLabel1.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text;
             this.toolStripStatusLabel1.Name = "toolStripStatusLabel1";
-            this.toolStripStatusLabel1.Size = new System.Drawing.Size(761, 17);
+            this.toolStripStatusLabel1.Size = new System.Drawing.Size(715, 17);
             this.toolStripStatusLabel1.Spring = true;
             this.toolStripStatusLabel1.Text = "Ready to go";
             this.toolStripStatusLabel1.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
             // 
+            // unityVersionStatusLabel
+            // 
+            this.unityVersionStatusLabel.BackColor = System.Drawing.Color.Transparent;
+            this.unityVersionStatusLabel.BorderSides = ((System.Windows.Forms.ToolStripStatusLabelBorderSides)((((System.Windows.Forms.ToolStripStatusLabelBorderSides.Left | System.Windows.Forms.ToolStripStatusLabelBorderSides.Top) 
+            | System.Windows.Forms.ToolStripStatusLabelBorderSides.Right) 
+            | System.Windows.Forms.ToolStripStatusLabelBorderSides.Bottom)));
+            this.unityVersionStatusLabel.BorderStyle = System.Windows.Forms.Border3DStyle.Etched;
+            this.unityVersionStatusLabel.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text;
+            this.unityVersionStatusLabel.DoubleClickEnabled = true;
+            this.unityVersionStatusLabel.Margin = new System.Windows.Forms.Padding(0, 3, 6, 0);
+            this.unityVersionStatusLabel.Name = "unityVersionStatusLabel";
+            this.unityVersionStatusLabel.Size = new System.Drawing.Size(40, 19);
+            this.unityVersionStatusLabel.Text = "None";
+            this.unityVersionStatusLabel.TextAlign = System.Drawing.ContentAlignment.TopCenter;
+            this.unityVersionStatusLabel.ToolTipText = "Custom Unity version\r\n- Double click to reset";
+            this.unityVersionStatusLabel.DoubleClick += new System.EventHandler(this.unityVersionStatusLabel_DoubleClick);
+            // 
             // sceneContextMenuStrip
             // 
             this.sceneContextMenuStrip.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
@@ -1861,6 +1881,7 @@
         private System.Windows.Forms.ToolStripMenuItem tvCopyNameToolStripMenuItem;
         private System.Windows.Forms.ToolStripSeparator importOptionsToolStripSeparator;
         private System.Windows.Forms.ToolStripMenuItem moreOptionsToolStripMenuItem;
+        private System.Windows.Forms.ToolStripStatusLabel unityVersionStatusLabel;
     }
 }
 
diff --git a/AssetStudioGUI/AssetStudioGUIForm.cs b/AssetStudioGUI/AssetStudioGUIForm.cs
index 74ed895..572abc5 100644
--- a/AssetStudioGUI/AssetStudioGUIForm.cs
+++ b/AssetStudioGUI/AssetStudioGUIForm.cs
@@ -154,6 +154,8 @@ namespace AssetStudioGUI
             meshLazyLoadToolStripMenuItem.Checked = Properties.Settings.Default.meshLazyLoad;
             assetsManager.Options.BundleOptions.DecompressToDisk = Properties.Settings.Default.decompressToDisk;
             assetsManager.Options.BundleOptions.CustomCachePath = GetCachePath();
+            assetsManager.Options.UnityVersionChanged += OnUnityVersionChanged;
+            unityVersionStatusLabel.Visible = false;
             FMODinit();
             listSearchFilterMode.SelectedIndex = 0;
             FbxInitOptions(Properties.Settings.Default.fbxSettings);
@@ -2542,6 +2544,7 @@ namespace AssetStudioGUI
             if (isDarkMode)
             {
                 assetListView.GridLines = false;
+                unityVersionStatusLabel.BorderStyle = Border3DStyle.SunkenInner;
             }
             else
             {
@@ -2710,6 +2713,26 @@ namespace AssetStudioGUI
             }
         }
 
+        private void OnUnityVersionChanged(object s, EventArgs e)
+        {
+            if (assetsManager.Options.CustomUnityVersion == null)
+            {
+                specifyUnityVersionTextBox.Text = "";
+                unityVersionStatusLabel.Text = "";
+                unityVersionStatusLabel.Visible = false;
+            }
+            else
+            {
+                unityVersionStatusLabel.Text = assetsManager.Options.CustomUnityVersion.FullVersion;
+                unityVersionStatusLabel.Visible = true;
+            }
+        }
+
+        private void unityVersionStatusLabel_DoubleClick(object sender, EventArgs e)
+        {
+            assetsManager.Options.CustomUnityVersion = null;
+        }
+
         #region FMOD
         private void FMODinit()
         {