diff --git a/IceCubesApp/App/IceCubesApp.swift b/IceCubesApp/App/IceCubesApp.swift
index 31f1fe14..a88a12fc 100644
--- a/IceCubesApp/App/IceCubesApp.swift
+++ b/IceCubesApp/App/IceCubesApp.swift
@@ -16,6 +16,7 @@ struct IceCubesApp: App {
   @UIApplicationDelegateAdaptor private var appDelegate: AppDelegate
 
   @Environment(\.scenePhase) private var scenePhase
+  @Environment(\.openWindow) private var openWindow
 
   @State private var appAccountsManager = AppAccountsManager.shared
   @State private var currentInstance = CurrentInstance.shared
@@ -42,7 +43,7 @@ struct IceCubesApp: App {
   }
   
   private var appScene: some Scene {
-    WindowGroup {
+    WindowGroup(id: "MainWindow") {
       appView
         .applyTheme(theme)
         .onAppear {
@@ -98,7 +99,6 @@ struct IceCubesApp: App {
         watcher.watch(streams: [.user, .direct])
       }
     }
-    
   }
 
   @ViewBuilder
@@ -273,9 +273,18 @@ struct IceCubesApp: App {
   @CommandsBuilder
   private var appMenu: some Commands {
     CommandGroup(replacing: .newItem) {
-      Button("menu.new-post") {
-        sidebarRouterPath.presentedSheet = .newStatusEditor(visibility: userPreferences.postVisibility)
+      Button("menu.new-window") {
+        openWindow(id: "MainWindow")
       }
+      .keyboardShortcut("n", modifiers: .shift)
+      Button("menu.new-post") {
+        if ProcessInfo.processInfo.isMacCatalystApp {
+          openWindow(value: WindowDestination.newStatusEditor(visibility: userPreferences.postVisibility))
+        } else {
+          sidebarRouterPath.presentedSheet = .newStatusEditor(visibility: userPreferences.postVisibility)
+        }
+      }
+      .keyboardShortcut("n", modifiers: .command)
     }
     CommandGroup(replacing: .textFormatting) {
       Menu("menu.font") {
diff --git a/IceCubesApp/App/SideBarView.swift b/IceCubesApp/App/SideBarView.swift
index d966f6df..e7b79404 100644
--- a/IceCubesApp/App/SideBarView.swift
+++ b/IceCubesApp/App/SideBarView.swift
@@ -69,7 +69,6 @@ struct SideBarView<Content: View>: View {
         .frame(width: 20, height: 30)
     }
     .buttonStyle(.borderedProminent)
-    .keyboardShortcut("n", modifiers: .command)
   }
 
   private func makeAccountButton(account: AppAccount, showBadge: Bool) -> some View {
diff --git a/IceCubesApp/Resources/Localization/Localizable.xcstrings b/IceCubesApp/Resources/Localization/Localizable.xcstrings
index 1b148205..872af716 100644
--- a/IceCubesApp/Resources/Localization/Localizable.xcstrings
+++ b/IceCubesApp/Resources/Localization/Localizable.xcstrings
@@ -29932,120 +29932,142 @@
       "localizations" : {
         "be" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Новы допіс"
           }
         },
         "ca" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Publicació nova"
           }
         },
         "de" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Neuer Beitrag"
           }
         },
         "en" : {
           "stringUnit" : {
             "state" : "translated",
-            "value" : "New post"
+            "value" : "New Post"
           }
         },
         "en-GB" : {
           "stringUnit" : {
-            "state" : "translated",
-            "value" : "New post"
+            "state" : "needs_review",
+            "value" : "New Post"
           }
         },
         "es" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Publicación nueva"
           }
         },
         "eu" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Bidalketa berria"
           }
         },
         "fr" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nouvelle publication"
           }
         },
         "it" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nuovo post"
           }
         },
         "ja" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "新しい投稿"
           }
         },
         "ko" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "새 글"
           }
         },
         "nb" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nytt innlegg"
           }
         },
         "nl" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nieuwe post"
           }
         },
         "pl" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nowy post"
           }
         },
         "pt-BR" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Nova postagem"
           }
         },
         "tr" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "New post"
           }
         },
         "uk" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "Новий допис"
           }
         },
         "zh-Hans" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "新嘟文"
           }
         },
         "zh-Hant" : {
           "stringUnit" : {
-            "state" : "translated",
+            "state" : "needs_review",
             "value" : "新嘟文"
           }
         }
       }
     },
+    "menu.new-window" : {
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "New Window"
+          }
+        },
+        "en-GB" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "New Window"
+          }
+        },
+        "fr" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Nouvelle fenêtre"
+          }
+        }
+      }
+    },
     "notifications-others-count %lld" : {
       "extractionState" : "manual",
       "localizations" : {
@@ -68353,4 +68375,4 @@
     }
   },
   "version" : "1.0"
-}
+}
\ No newline at end of file
diff --git a/Packages/Account/Sources/Account/AccountDetailHeaderView.swift b/Packages/Account/Sources/Account/AccountDetailHeaderView.swift
index f21960e6..3627c671 100644
--- a/Packages/Account/Sources/Account/AccountDetailHeaderView.swift
+++ b/Packages/Account/Sources/Account/AccountDetailHeaderView.swift
@@ -12,6 +12,7 @@ struct AccountDetailHeaderView: View {
     static let headerHeight: CGFloat = 200
   }
 
+  @Environment(\.openWindow) private var openWindow
   @Environment(Theme.self) private var theme
   @Environment(QuickLook.self) private var quickLook
   @Environment(RouterPath.self) private var routerPath
@@ -80,7 +81,13 @@ struct AccountDetailHeaderView: View {
         return
       }
       let attachement = MediaAttachment.imageWith(url: account.header)
-      quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+      
+      if ProcessInfo.processInfo.isMacCatalystApp {
+        openWindow(value: WindowDestination.mediaViewer(attachments: [attachement],
+                                                        selectedAttachment: attachement))
+      } else {
+        quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+      }
     }
     .accessibilityElement(children: .combine)
     .accessibilityAddTraits([.isImage, .isButton])
@@ -110,7 +117,12 @@ struct AccountDetailHeaderView: View {
           return
         }
         let attachement = MediaAttachment.imageWith(url: account.avatar)
-        quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+        if ProcessInfo.processInfo.isMacCatalystApp {
+          openWindow(value: WindowDestination.mediaViewer(attachments: [attachement],
+                                                          selectedAttachment: attachement))
+        } else {
+          quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+        }
       }
       .accessibilityElement(children: .combine)
       .accessibilityAddTraits([.isImage, .isButton])
diff --git a/Packages/Conversations/Sources/Conversations/Detail/ConversationMessageView.swift b/Packages/Conversations/Sources/Conversations/Detail/ConversationMessageView.swift
index 8be8fd48..66cbaedd 100644
--- a/Packages/Conversations/Sources/Conversations/Detail/ConversationMessageView.swift
+++ b/Packages/Conversations/Sources/Conversations/Detail/ConversationMessageView.swift
@@ -7,6 +7,7 @@ import SwiftUI
 
 @MainActor
 struct ConversationMessageView: View {
+  @Environment(\.openWindow) private var openWindow
   @Environment(QuickLook.self) private var quickLook
   @Environment(RouterPath.self) private var routerPath
   @Environment(CurrentAccount.self) private var currentAccount
@@ -200,7 +201,12 @@ struct ConversationMessageView: View {
     .frame(height: 200)
     .contentShape(Rectangle())
     .onTapGesture {
-      quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+      if ProcessInfo.processInfo.isMacCatalystApp {
+        openWindow(value: WindowDestination.mediaViewer(attachments: [attachement],
+                                                        selectedAttachment: attachement))
+      } else {
+        quickLook.prepareFor(selectedMediaAttachment: attachement, mediaAttachments: [attachement])
+      }
     }
   }