diff --git a/Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift b/Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift
index fe8422b9..5328bdb9 100644
--- a/Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift
+++ b/Packages/TuskerPreferences/Sources/TuskerPreferences/Preferences.swift
@@ -10,7 +10,7 @@ import UIKit
 import Pachyderm
 import Combine
 
-public class Preferences: Codable, ObservableObject {
+public final class Preferences: Codable, ObservableObject {
 
     public static var shared: Preferences = load()
     
@@ -60,6 +60,7 @@ public class Preferences: Codable, ObservableObject {
         self.showLinkPreviews = try container.decodeIfPresent(Bool.self, forKey: .showLinkPreviews) ?? true
         self.leadingStatusSwipeActions = try container.decodeIfPresent([StatusSwipeAction].self, forKey: .leadingStatusSwipeActions) ?? leadingStatusSwipeActions
         self.trailingStatusSwipeActions = try container.decodeIfPresent([StatusSwipeAction].self, forKey: .trailingStatusSwipeActions) ?? trailingStatusSwipeActions
+        self.widescreenNavigationMode = try container.decodeIfPresent(WidescreenNavigationMode.self, forKey: .widescreenNavigationMode) ?? Self.defaultWidescreenNavigationMode
         
         self.defaultPostVisibility = try container.decode(Visibility.self, forKey: .defaultPostVisibility)
         self.defaultReplyVisibility = try container.decodeIfPresent(ReplyVisibility.self, forKey: .defaultReplyVisibility) ?? .sameAsPost
@@ -119,6 +120,7 @@ public class Preferences: Codable, ObservableObject {
         try container.encode(showLinkPreviews, forKey: .showLinkPreviews)
         try container.encode(leadingStatusSwipeActions, forKey: .leadingStatusSwipeActions)
         try container.encode(trailingStatusSwipeActions, forKey: .trailingStatusSwipeActions)
+        try container.encode(widescreenNavigationMode, forKey: .widescreenNavigationMode)
         
         try container.encode(defaultPostVisibility, forKey: .defaultPostVisibility)
         try container.encode(defaultReplyVisibility, forKey: .defaultReplyVisibility)
@@ -171,7 +173,8 @@ public class Preferences: Codable, ObservableObject {
     @Published public var showLinkPreviews = true
     @Published public var leadingStatusSwipeActions: [StatusSwipeAction] = [.favorite, .reblog]
     @Published public var trailingStatusSwipeActions: [StatusSwipeAction] = [.reply, .share]
-    @Published public var widescreenNavigationMode  = WidescreenNavigationMode.multiColumn
+    private static var defaultWidescreenNavigationMode = WidescreenNavigationMode.splitScreen
+    @Published public var widescreenNavigationMode  = Preferences.defaultWidescreenNavigationMode
     
     // MARK: Composing
     @Published public var defaultPostVisibility = Visibility.public
@@ -241,6 +244,7 @@ public class Preferences: Codable, ObservableObject {
         case showLinkPreviews
         case leadingStatusSwipeActions
         case trailingStatusSwipeActions
+        case widescreenNavigationMode
         
         case defaultPostVisibility
         case defaultReplyVisibility