diff --git a/apps/macos/Sources/OpenClaw/DevicePairingApprovalPrompter.swift b/apps/macos/Sources/OpenClaw/DevicePairingApprovalPrompter.swift
index 195ab66daf..f85e8d1a5d 100644
--- a/apps/macos/Sources/OpenClaw/DevicePairingApprovalPrompter.swift
+++ b/apps/macos/Sources/OpenClaw/DevicePairingApprovalPrompter.swift
@@ -22,16 +22,6 @@ final class DevicePairingApprovalPrompter {
     private var alertHostWindow: NSWindow?
     private var resolvedByRequestId: Set<String> = []
 
-    private final class AlertHostWindow: NSWindow {
-        override var canBecomeKey: Bool {
-            true
-        }
-
-        override var canBecomeMain: Bool {
-            true
-        }
-    }
-
     private struct PairingList: Codable {
         let pending: [PendingRequest]
         let paired: [PairedDevice]?
@@ -238,35 +228,11 @@ final class DevicePairingApprovalPrompter {
     }
 
     private func endActiveAlert() {
-        guard let alert = self.activeAlert else { return }
-        if let parent = alert.window.sheetParent {
-            parent.endSheet(alert.window, returnCode: .abort)
-        }
-        self.activeAlert = nil
-        self.activeRequestId = nil
+        PairingAlertSupport.endActiveAlert(activeAlert: &self.activeAlert, activeRequestId: &self.activeRequestId)
     }
 
     private func requireAlertHostWindow() -> NSWindow {
-        if let alertHostWindow {
-            return alertHostWindow
-        }
-
-        let window = AlertHostWindow(
-            contentRect: NSRect(x: 0, y: 0, width: 520, height: 1),
-            styleMask: [.borderless],
-            backing: .buffered,
-            defer: false)
-        window.title = ""
-        window.isReleasedWhenClosed = false
-        window.level = .floating
-        window.collectionBehavior = [.canJoinAllSpaces, .fullScreenAuxiliary]
-        window.isOpaque = false
-        window.hasShadow = false
-        window.backgroundColor = .clear
-        window.ignoresMouseEvents = true
-
-        self.alertHostWindow = window
-        return window
+        PairingAlertSupport.requireAlertHostWindow(alertHostWindow: &self.alertHostWindow)
     }
 
     private func handle(push: GatewayPush) {
diff --git a/apps/macos/Sources/OpenClaw/NodePairingApprovalPrompter.swift b/apps/macos/Sources/OpenClaw/NodePairingApprovalPrompter.swift
index 964b340e6b..ee994b38f6 100644
--- a/apps/macos/Sources/OpenClaw/NodePairingApprovalPrompter.swift
+++ b/apps/macos/Sources/OpenClaw/NodePairingApprovalPrompter.swift
@@ -38,16 +38,6 @@ final class NodePairingApprovalPrompter {
     private var remoteResolutionsByRequestId: [String: PairingResolution] = [:]
     private var autoApproveAttempts: Set<String> = []
 
-    private final class AlertHostWindow: NSWindow {
-        override var canBecomeKey: Bool {
-            true
-        }
-
-        override var canBecomeMain: Bool {
-            true
-        }
-    }
-
     private struct PairingList: Codable {
         let pending: [PendingRequest]
         let paired: [PairedNode]?
@@ -242,35 +232,11 @@ final class NodePairingApprovalPrompter {
     }
 
     private func endActiveAlert() {
-        guard let alert = self.activeAlert else { return }
-        if let parent = alert.window.sheetParent {
-            parent.endSheet(alert.window, returnCode: .abort)
-        }
-        self.activeAlert = nil
-        self.activeRequestId = nil
+        PairingAlertSupport.endActiveAlert(activeAlert: &self.activeAlert, activeRequestId: &self.activeRequestId)
     }
 
     private func requireAlertHostWindow() -> NSWindow {
-        if let alertHostWindow {
-            return alertHostWindow
-        }
-
-        let window = AlertHostWindow(
-            contentRect: NSRect(x: 0, y: 0, width: 520, height: 1),
-            styleMask: [.borderless],
-            backing: .buffered,
-            defer: false)
-        window.title = ""
-        window.isReleasedWhenClosed = false
-        window.level = .floating
-        window.collectionBehavior = [.canJoinAllSpaces, .fullScreenAuxiliary]
-        window.isOpaque = false
-        window.hasShadow = false
-        window.backgroundColor = .clear
-        window.ignoresMouseEvents = true
-
-        self.alertHostWindow = window
-        return window
+        PairingAlertSupport.requireAlertHostWindow(alertHostWindow: &self.alertHostWindow)
     }
 
     private func handle(push: GatewayPush) {
diff --git a/apps/macos/Sources/OpenClaw/PairingAlertSupport.swift b/apps/macos/Sources/OpenClaw/PairingAlertSupport.swift
new file mode 100644
index 0000000000..e8e4428bf3
--- /dev/null
+++ b/apps/macos/Sources/OpenClaw/PairingAlertSupport.swift
@@ -0,0 +1,46 @@
+import AppKit
+
+final class PairingAlertHostWindow: NSWindow {
+    override var canBecomeKey: Bool {
+        true
+    }
+
+    override var canBecomeMain: Bool {
+        true
+    }
+}
+
+@MainActor
+enum PairingAlertSupport {
+    static func endActiveAlert(activeAlert: inout NSAlert?, activeRequestId: inout String?) {
+        guard let alert = activeAlert else { return }
+        if let parent = alert.window.sheetParent {
+            parent.endSheet(alert.window, returnCode: .abort)
+        }
+        activeAlert = nil
+        activeRequestId = nil
+    }
+
+    static func requireAlertHostWindow(alertHostWindow: inout NSWindow?) -> NSWindow {
+        if let alertHostWindow {
+            return alertHostWindow
+        }
+
+        let window = PairingAlertHostWindow(
+            contentRect: NSRect(x: 0, y: 0, width: 520, height: 1),
+            styleMask: [.borderless],
+            backing: .buffered,
+            defer: false)
+        window.title = ""
+        window.isReleasedWhenClosed = false
+        window.level = .floating
+        window.collectionBehavior = [.canJoinAllSpaces, .fullScreenAuxiliary]
+        window.isOpaque = false
+        window.hasShadow = false
+        window.backgroundColor = .clear
+        window.ignoresMouseEvents = true
+
+        alertHostWindow = window
+        return window
+    }
+}