diff --git a/Packages/vChewing_PhraseEditorUI/Sources/PhraseEditorUI/PhraseEditorUI.swift b/Packages/vChewing_PhraseEditorUI/Sources/PhraseEditorUI/PhraseEditorUI.swift
index e1c3cc69..4dd177e2 100644
--- a/Packages/vChewing_PhraseEditorUI/Sources/PhraseEditorUI/PhraseEditorUI.swift
+++ b/Packages/vChewing_PhraseEditorUI/Sources/PhraseEditorUI/PhraseEditorUI.swift
@@ -13,18 +13,17 @@ import LangModelAssembly
 import Shared
 import SwiftExtension
 import SwiftUI
-import SwiftUIBackports
 
 private let loc: String =
   (UserDefaults.current.array(forKey: UserDef.kAppleLanguages.rawValue) as? [String] ?? ["auto"])[0]
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 extension VwrPhraseEditorUI {
-  @Backport.AppStorage("PhraseEditorAutoReloadExternalModifications")
+  @AppStorage("PhraseEditorAutoReloadExternalModifications")
   private static var autoReloadExternalModifications: Bool = true
 }
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 public struct VwrPhraseEditorUI: View {
   static var txtContentStorage: String = NSLocalizedString(
     "Please select Simplified / Traditional Chinese mode above.", comment: ""
@@ -235,16 +234,10 @@ public struct VwrPhraseEditorUI: View {
         Button("Consolidate") {
           consolidate()
         }.disabled(selInputMode == .imeModeNULL || isLoading)
-        if #available(macOS 11.0, *) {
-          Button("Save") {
-            DispatchQueue.main.async { saveAndReload() }
-          }.keyboardShortcut("s", modifiers: [.command])
-            .disabled(delegate == nil)
-        } else {
-          Button("Save") {
-            DispatchQueue.main.async { saveAndReload() }
-          }
-        }
+        Button("Save") {
+          DispatchQueue.main.async { saveAndReload() }
+        }.keyboardShortcut("s", modifiers: [.command])
+          .disabled(delegate == nil)
         Button("...") {
           DispatchQueue.main.async {
             saveAndReload()
@@ -256,7 +249,7 @@ public struct VwrPhraseEditorUI: View {
       TextEditorEX(text: $txtContent)
         .disabled(selInputMode == .imeModeNULL || isLoading)
         .frame(minWidth: 320, minHeight: 240)
-        .backport.onChange(of: fileChangeIndicator.id) { _ in
+        .onChange(of: fileChangeIndicator.id) { _ in
           if Self.autoReloadExternalModifications { update() }
         }
 
@@ -291,18 +284,13 @@ public struct VwrPhraseEditorUI: View {
         }
       }.disabled(selInputMode == Shared.InputMode.imeModeNULL || isLoading)
       HStack {
-        if #available(macOS 12, *) {
-          Toggle(
-            LocalizedStringKey("This editor only: Auto-reload modifications happened outside of this editor"),
-            isOn: $selAutoReloadExternalModifications.onChange {
-              Self.autoReloadExternalModifications = selAutoReloadExternalModifications
-            }
-          )
-          .controlSize(.small)
-        } else {
-          Text("Some features are unavailable for macOS 10.15 and macOS 11 due to API limitations.")
-            .font(.system(size: 11.0)).foregroundColor(.secondary)
-        }
+        Toggle(
+          LocalizedStringKey("This editor only: Auto-reload modifications happened outside of this editor"),
+          isOn: $selAutoReloadExternalModifications.onChange {
+            Self.autoReloadExternalModifications = selAutoReloadExternalModifications
+          }
+        )
+        .controlSize(.small)
         Spacer()
       }
     }.onDisappear {
@@ -319,7 +307,7 @@ public struct VwrPhraseEditorUI: View {
   }
 }
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct ContentView_Previews: PreviewProvider {
   static var previews: some View {
     VwrPhraseEditorUI()
diff --git a/Source/Modules/UIModules/PrefUI/CtlPrefUI.swift b/Source/Modules/UIModules/PrefUI/CtlPrefUI.swift
index 2a3f497c..98d203bb 100644
--- a/Source/Modules/UIModules/PrefUI/CtlPrefUI.swift
+++ b/Source/Modules/UIModules/PrefUI/CtlPrefUI.swift
@@ -16,7 +16,7 @@ private let kWindowTitleHeight: Double = 78
 
 // InputMethodServerPreferencesWindowControllerClass 非必需。
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 class CtlPrefUI: NSWindowController, NSWindowDelegate {
   public static var shared: CtlPrefUI?
 
@@ -47,13 +47,11 @@ class CtlPrefUI: NSWindowController, NSWindowDelegate {
   override func windowDidLoad() {
     super.windowDidLoad()
     window?.setPosition(vertical: .top, horizontal: .right, padding: 20)
-    if #available(macOS 13, *) {
-      window?.contentView = NSHostingView(
-        rootView: VwrSettingsUI()
-          .fixedSize(horizontal: true, vertical: false)
-          .ignoresSafeArea()
-      )
-    }
+    window?.contentView = NSHostingView(
+      rootView: VwrSettingsUI()
+        .fixedSize(horizontal: true, vertical: false)
+        .ignoresSafeArea()
+    )
     let toolbar = NSToolbar(identifier: "preference toolbar")
     toolbar.allowsUserCustomization = false
     toolbar.autosavesConfiguration = false
@@ -61,9 +59,7 @@ class CtlPrefUI: NSWindowController, NSWindowDelegate {
     toolbar.delegate = self
     toolbar.selectedItemIdentifier = nil
     toolbar.showsBaselineSeparator = true
-    if #available(macOS 11, *) {
-      window?.toolbarStyle = .unifiedCompact
-    }
+    window?.toolbarStyle = .unifiedCompact
     window?.toolbar = toolbar
     var preferencesTitleName = NSLocalizedString("vChewing Preferences…", comment: "")
     preferencesTitleName.removeLast()
@@ -73,7 +69,7 @@ class CtlPrefUI: NSWindowController, NSWindowDelegate {
 
 // MARK: - NSToolbarDelegate.
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 extension CtlPrefUI: NSToolbarDelegate {
   var toolbarIdentifiers: [NSToolbarItem.Identifier] {
     [.init("Collapse or Expand Sidebar")]
@@ -96,9 +92,7 @@ extension CtlPrefUI: NSToolbarDelegate {
     willBeInsertedIntoToolbar _: Bool
   ) -> NSToolbarItem? {
     let item = NSToolbarItem(itemIdentifier: itemIdentifier)
-    if #available(macOS 11.0, *) {
-      item.isNavigational = true
-    }
+    item.isNavigational = true
     item.target = window?.firstResponder
     item.image = NSImage(named: "NSTouchBarSidebarTemplate") ?? .init()
     item.tag = 0
@@ -106,3 +100,40 @@ extension CtlPrefUI: NSToolbarDelegate {
     return item
   }
 }
+
+// MARK: - Shared Static Variables and Constants
+
+@available(macOS 13, *)
+extension CtlPrefUI {
+  static let sentenceSeparator: String = {
+    switch PrefMgr.shared.appleLanguages[0] {
+    case "ja":
+      return ""
+    default:
+      if PrefMgr.shared.appleLanguages[0].contains("zh-Han") {
+        return ""
+      } else {
+        return " "
+      }
+    }
+  }()
+
+  static let contentMaxHeight: Double = 490
+
+  static let formWidth: Double = {
+    switch PrefMgr.shared.appleLanguages[0] {
+    case "ja":
+      return 520
+    default:
+      if PrefMgr.shared.appleLanguages[0].contains("zh-Han") {
+        return 500
+      } else {
+        return 580
+      }
+    }
+  }()
+
+  static var isCJKInterface: Bool {
+    PrefMgr.shared.appleLanguages[0].contains("zh-Han") || PrefMgr.shared.appleLanguages[0] == "ja"
+  }
+}
diff --git a/Source/Modules/UIModules/PrefUI/CtlPrefUIShared.swift b/Source/Modules/UIModules/PrefUI/CtlPrefUIShared.swift
index 7168af10..a5de9131 100644
--- a/Source/Modules/UIModules/PrefUI/CtlPrefUIShared.swift
+++ b/Source/Modules/UIModules/PrefUI/CtlPrefUIShared.swift
@@ -10,7 +10,7 @@ import MainAssembly
 import SwiftExtension
 import SwiftUI
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 extension PrefUITabs {
   @ViewBuilder
   var suiView: some View {
@@ -28,46 +28,6 @@ extension PrefUITabs {
   }
 }
 
-@available(macOS 10.15, *)
-class CtlPrefUIShared {
-  static var sharedWindow: NSWindow? {
-    CtlPrefUI.shared?.window
-  }
-
-  static let shared = CtlPrefUIShared()
-  static let sentenceSeparator: String = {
-    switch PrefMgr.shared.appleLanguages[0] {
-    case "ja":
-      return ""
-    default:
-      if PrefMgr.shared.appleLanguages[0].contains("zh-Han") {
-        return ""
-      } else {
-        return " "
-      }
-    }
-  }()
-
-  static let contentMaxHeight: Double = 490
-
-  static let formWidth: Double = {
-    switch PrefMgr.shared.appleLanguages[0] {
-    case "ja":
-      return 520
-    default:
-      if PrefMgr.shared.appleLanguages[0].contains("zh-Han") {
-        return 500
-      } else {
-        return 580
-      }
-    }
-  }()
-
-  static var isCJKInterface: Bool {
-    PrefMgr.shared.appleLanguages[0].contains("zh-Han") || PrefMgr.shared.appleLanguages[0] == "ja"
-  }
-}
-
 @available(macOS 10.15, *)
 public extension View {
   func settingsDescription(maxWidth: CGFloat? = .infinity) -> some View {
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneBehavior.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneBehavior.swift
index dab08aaf..ae4b9aae 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneBehavior.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneBehavior.swift
@@ -12,7 +12,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneBehavior: View {
   // MARK: - AppStorage Variables
 
@@ -217,7 +217,7 @@ struct VwrPrefPaneBehavior: View {
             )
             Spacer()
             Text(
-              "This feature requires macOS 10.15 and above.".localized + CtlPrefUIShared.sentenceSeparator
+              "This feature requires macOS 10.15 and above.".localized + CtlPrefUI.sentenceSeparator
                 + "This feature only needs to parse consecutive NSEvents passed by macOS built-in InputMethodKit framework, hence no necessity of asking end-users for extra privileges of monitoring global keyboard inputs. You are free to investigate our codebase or reverse-engineer this input method to see whether the above statement is trustable.".localized
             )
             .settingsDescription()
@@ -251,13 +251,13 @@ struct VwrPrefPaneBehavior: View {
             .settingsDescription()
           }
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneBehavior_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneBehavior()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneCandidates.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneCandidates.swift
index cee1cf20..c10b83e3 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneCandidates.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneCandidates.swift
@@ -12,7 +12,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneCandidates: View {
   // MARK: - AppStorage Variables
 
@@ -190,13 +190,13 @@ struct VwrPrefPaneCandidates: View {
             isOn: $enableMouseScrollingForTDKCandidatesCocoa
           )
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneCandidates_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneCandidates()
@@ -205,7 +205,7 @@ struct VwrPrefPaneCandidates_Previews: PreviewProvider {
 
 // MARK: - Selection Key Preferences (View)
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 private struct VwrPrefPaneCandidates_SelectionKeys: View {
   // MARK: - AppStorage Variables
 
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneCassette.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneCassette.swift
index 85cbe824..af20623e 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneCassette.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneCassette.swift
@@ -13,7 +13,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneCassette: View {
   // MARK: - AppStorage Variables
 
@@ -185,13 +185,13 @@ struct VwrPrefPaneCassette: View {
             .settingsDescription()
           }
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneCassette_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneDictionary()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneDevZone.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneDevZone.swift
index 577af25c..5d6e6a3d 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneDevZone.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneDevZone.swift
@@ -11,7 +11,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneDevZone: View {
   // MARK: - AppStorage Variables
 
@@ -56,13 +56,13 @@ struct VwrPrefPaneDevZone: View {
             .settingsDescription()
           }
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneDevZone_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneDevZone()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneDictionary.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneDictionary.swift
index deba01d9..d7679f1b 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneDictionary.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneDictionary.swift
@@ -14,7 +14,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneDictionary: View {
   // MARK: - AppStorage Variables
 
@@ -232,13 +232,13 @@ struct VwrPrefPaneDictionary: View {
             .settingsDescription()
           }
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneDictionary_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneDictionary()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneGeneral.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneGeneral.swift
index e5c7e204..a123815f 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneGeneral.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneGeneral.swift
@@ -12,7 +12,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneGeneral: View {
   @Binding var appleLanguageTag: String
 
@@ -137,10 +137,8 @@ struct VwrPrefPaneGeneral: View {
                 let alert = NSAlert(error: NSLocalizedString("Warning", comment: ""))
                 alert.informativeText = content
                 alert.addButton(withTitle: NSLocalizedString("Uncheck", comment: ""))
-                if #available(macOS 11, *) {
-                  alert.buttons.forEach { button in
-                    button.hasDestructiveAction = true
-                  }
+                alert.buttons.forEach { button in
+                  button.hasDestructiveAction = true
                 }
                 alert.addButton(withTitle: NSLocalizedString("Leave it checked", comment: ""))
                 if let window = CtlPrefUI.shared?.window, !shouldNotFartInLieuOfBeep {
@@ -175,13 +173,13 @@ struct VwrPrefPaneGeneral: View {
             isOn: $isDebugModeEnabled
           )
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneGeneral_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneGeneral()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneKeyboard.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneKeyboard.swift
index 52f10d71..bf2f0195 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneKeyboard.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneKeyboard.swift
@@ -13,7 +13,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneKeyboard: View {
   // MARK: - AppStorage Variables
 
@@ -125,13 +125,13 @@ struct VwrPrefPaneKeyboard: View {
         Section(header: Text("Keyboard Shortcuts:")) {
           VwrPrefPaneKeyboard_KeyboardShortcuts()
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 private struct VwrPrefPaneKeyboard_KeyboardShortcuts: View {
   // MARK: - AppStorage Variables
 
@@ -218,7 +218,7 @@ private struct VwrPrefPaneKeyboard_KeyboardShortcuts: View {
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneKeyboard_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneKeyboard()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPaneOutput.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPaneOutput.swift
index 0a057113..5c9be4bd 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPaneOutput.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPaneOutput.swift
@@ -11,7 +11,7 @@ import SwiftExtension
 import SwiftUI
 import SwiftUIBackports
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPaneOutput: View {
   // MARK: - AppStorage Variables
 
@@ -73,13 +73,13 @@ struct VwrPrefPaneOutput: View {
             .settingsDescription()
           }
         }
-      }.formStyled().frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      }.formStyled().frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPaneOutput_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPaneOutput()
diff --git a/Source/Modules/UIModules/PrefUI/VwrPrefPanePhrases.swift b/Source/Modules/UIModules/PrefUI/VwrPrefPanePhrases.swift
index c4fceeea..0489832c 100644
--- a/Source/Modules/UIModules/PrefUI/VwrPrefPanePhrases.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrPrefPanePhrases.swift
@@ -12,7 +12,7 @@ import Shared
 import SwiftExtension
 import SwiftUI
 
-@available(macOS 10.15, *)
+@available(macOS 13, *)
 struct VwrPrefPanePhrases: View {
   var body: some View {
     ScrollView {
@@ -26,13 +26,13 @@ struct VwrPrefPanePhrases: View {
       }
       .padding(4)
       .padding()
-      .frame(minWidth: CtlPrefUIShared.formWidth, maxWidth: ceil(CtlPrefUIShared.formWidth * 1.2))
+      .frame(minWidth: CtlPrefUI.formWidth, maxWidth: ceil(CtlPrefUI.formWidth * 1.2))
     }
-    .frame(maxHeight: CtlPrefUIShared.contentMaxHeight)
+    .frame(maxHeight: CtlPrefUI.contentMaxHeight)
   }
 }
 
-@available(macOS 11.0, *)
+@available(macOS 13, *)
 struct VwrPrefPanePhrases_Previews: PreviewProvider {
   static var previews: some View {
     VwrPrefPanePhrases()
diff --git a/Source/Modules/UIModules/PrefUI/VwrSettingsUI.swift b/Source/Modules/UIModules/PrefUI/VwrSettingsUI.swift
index d8999fef..14a3c0dd 100644
--- a/Source/Modules/UIModules/PrefUI/VwrSettingsUI.swift
+++ b/Source/Modules/UIModules/PrefUI/VwrSettingsUI.swift
@@ -47,6 +47,6 @@ public struct VwrSettingsUI: View {
       .frame(minWidth: 128, idealWidth: 128, maxWidth: 128)
       PrefUITabs.tabGeneral.suiView
     }
-    .frame(width: CtlPrefUIShared.formWidth + 140, height: CtlPrefUIShared.contentMaxHeight)
+    .frame(width: CtlPrefUI.formWidth + 140, height: CtlPrefUI.contentMaxHeight)
   }
 }