diff --git a/Xcodes/Backend/AppState.swift b/Xcodes/Backend/AppState.swift
index 10aeb15..b477549 100644
--- a/Xcodes/Backend/AppState.swift
+++ b/Xcodes/Backend/AppState.swift
@@ -130,6 +130,12 @@ class AppState: ObservableObject {
         }
     }
     
+    @Published var terminateAfterLastWindowClosed = false {
+        didSet {
+            Current.defaults.set(terminateAfterLastWindowClosed, forKey: "terminateAfterLastWindowClosed")
+        }
+    }
+    
     // MARK: - Runtimes
     
     @Published var downloadableRuntimes: [DownloadableRuntime] = []
@@ -199,6 +205,7 @@ class AppState: ObservableObject {
         onSelectActionType = SelectedActionType(rawValue: Current.defaults.string(forKey: "onSelectActionType") ?? "none") ?? .none
         installPath = Current.defaults.string(forKey: "installPath") ?? Path.defaultInstallDirectory.string
         showOpenInRosettaOption = Current.defaults.bool(forKey: "showOpenInRosettaOption") ?? false
+        terminateAfterLastWindowClosed = Current.defaults.bool(forKey: "terminateAfterLastWindowClosed") ?? false
     }
     
     // MARK: Timer
diff --git a/Xcodes/Frontend/Preferences/GeneralPreferencePane.swift b/Xcodes/Frontend/Preferences/GeneralPreferencePane.swift
index 0e714e4..b15f5c6 100644
--- a/Xcodes/Frontend/Preferences/GeneralPreferencePane.swift
+++ b/Xcodes/Frontend/Preferences/GeneralPreferencePane.swift
@@ -20,6 +20,12 @@ struct GeneralPreferencePane: View {
                 NotificationsView().environmentObject(appState)
             }
             .groupBoxStyle(PreferencesGroupBoxStyle())
+            Divider()
+            
+            GroupBox(label: Text("Misc")) {
+                Toggle("TerminateAfterLastWindowClosed", isOn: $appState.terminateAfterLastWindowClosed)
+            }
+            .groupBoxStyle(PreferencesGroupBoxStyle())
         }
     }
 }
diff --git a/Xcodes/Resources/Localizable.xcstrings b/Xcodes/Resources/Localizable.xcstrings
index 112be7d..c845b97 100644
--- a/Xcodes/Resources/Localizable.xcstrings
+++ b/Xcodes/Resources/Localizable.xcstrings
@@ -14954,6 +14954,130 @@
         }
       }
     },
+    "Misc" : {
+      "localizations" : {
+        "ar" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "ca" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "de" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "el" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "es" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "fi" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "fr" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "hi" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "it" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "ja" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "ko" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "nl" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "pl" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "pt-BR" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "ru" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "tr" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "uk" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Misc"
+          }
+        },
+        "zh-Hans" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "杂项"
+          }
+        },
+        "zh-Hant" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "雜項"
+          }
+        }
+      }
+    },
     "Moving" : {
       "extractionState" : "manual",
       "localizations" : {
@@ -21220,6 +21344,130 @@
         }
       }
     },
+    "TerminateAfterLastWindowClosed" : {
+      "localizations" : {
+        "ar" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "ca" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "de" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "el" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "es" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "fi" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "fr" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "hi" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "it" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "ja" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "ko" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "nl" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "pl" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "pt-BR" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "ru" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "tr" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "uk" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Terminate App after last window is closed"
+          }
+        },
+        "zh-Hans" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "在最后一个窗口关闭后终止App"
+          }
+        },
+        "zh-Hant" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "在最後一個窗口關閉後終止 App"
+          }
+        }
+      }
+    },
     "TrashingArchive" : {
       "extractionState" : "manual",
       "localizations" : {
diff --git a/Xcodes/XcodesApp.swift b/Xcodes/XcodesApp.swift
index 74b3aef..a7835dd 100644
--- a/Xcodes/XcodesApp.swift
+++ b/Xcodes/XcodesApp.swift
@@ -11,7 +11,7 @@ struct XcodesApp: App {
     @StateObject private var updater = ObservableUpdater()
 
     var body: some Scene {
-        WindowGroup("Xcodes") {
+        Window("Xcodes", id: "main") {
             MainWindow()
                 .environmentObject(appState)
                 .environmentObject(updater)
@@ -166,6 +166,10 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     }
 
     func applicationDidFinishLaunching(_: Notification) {}
+    
+    func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool {
+        return Current.defaults.bool(forKey: "terminateAfterLastWindowClosed") ?? false
+    }
 }
 
 func localizeString(_ key: String, comment: String = "") -> String {