diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e66b57f..05918eb9 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 6.0.0-beta.11
+
+- Fixed "[webRTC / macOS] onPermissionRequest not called on HeadlessInAppWebView" [#1405](https://github.com/pichillilorenzo/flutter_inappwebview/issues/1405)
+
 ## 6.0.0-beta.10
 
 - Created `WebUri` class to replace `Uri` dart core type. Related to:
diff --git a/example/integration_test/chrome_safari_browser/custom_tabs.dart b/example/integration_test/chrome_safari_browser/custom_tabs.dart
index de548e0d..635faac6 100644
--- a/example/integration_test/chrome_safari_browser/custom_tabs.dart
+++ b/example/integration_test/chrome_safari_browser/custom_tabs.dart
@@ -132,7 +132,7 @@ void customTabs() {
                     name: "button1",
                     defPackage:
                         "com.pichillilorenzo.flutter_inappwebviewexample"),
-                onClick: (Uri? url) {
+                onClick: (WebUri? url) {
                   print("Button 1 with $url");
                 }),
             ChromeSafariBrowserSecondaryToolbarClickableID(
@@ -140,7 +140,7 @@ void customTabs() {
                     name: "button2",
                     defPackage:
                         "com.pichillilorenzo.flutter_inappwebviewexample"),
-                onClick: (Uri? url) {
+                onClick: (WebUri? url) {
                   print("Button 2 with $url");
                 }),
           ]));
@@ -163,7 +163,7 @@ void customTabs() {
                     name: "button3",
                     defPackage:
                         "com.pichillilorenzo.flutter_inappwebviewexample"),
-                onClick: (Uri? url) {
+                onClick: (WebUri? url) {
                   print("Button 3 with $url");
                 }),
           ]));
diff --git a/lib/src/in_app_localhost_server.dart b/lib/src/in_app_localhost_server.dart
index 4c1b8613..96b4fdab 100755
--- a/lib/src/in_app_localhost_server.dart
+++ b/lib/src/in_app_localhost_server.dart
@@ -6,7 +6,8 @@ import 'package:flutter/services.dart' show rootBundle;
 
 import 'mime_type_resolver.dart';
 
-///This class allows you to create a simple server on `http://localhost:[port]/` in order to be able to load your assets file on a server.
+///This class allows you to create a simple server on `http://localhost:[port]/`
+///in order to be able to load your assets file on a local server.
 ///The default `port` value is `8080`.
 ///
 ///**Supported Platforms/Implementations**:
diff --git a/lib/src/in_app_webview/in_app_webview_controller.dart b/lib/src/in_app_webview/in_app_webview_controller.dart
index 71cd0727..00ba72be 100644
--- a/lib/src/in_app_webview/in_app_webview_controller.dart
+++ b/lib/src/in_app_webview/in_app_webview_controller.dart
@@ -1592,7 +1592,7 @@ class InAppWebViewController {
   ///This URL must be a file-based URL (using the `file://` scheme).
   ///Specify the same value as the URL parameter to prevent WebView from reading any other content.
   ///Specify a directory to give WebView permission to read additional files in the specified directory.
-  ///**NOTE**: available only on iOS.
+  ///**NOTE**: available only on iOS and MacOS.
   ///
   ///**NOTE for Android**: when loading an URL Request using "POST" method, headers are ignored.
   ///
@@ -1661,7 +1661,7 @@ class InAppWebViewController {
   ///This [baseUrl] must be a file-based URL (using the `file://` scheme).
   ///Specify the same value as the [baseUrl] parameter to prevent WebView from reading any other content.
   ///Specify a directory to give WebView permission to read additional files in the specified directory.
-  ///**NOTE**: available only on iOS.
+  ///**NOTE**: available only on iOS and MacOS.
   ///
   ///**Supported Platforms/Implementations**:
   ///- Android native WebView ([Official API - WebView.loadDataWithBaseURL](https://developer.android.com/reference/android/webkit/WebView#loadDataWithBaseURL(java.lang.String,%20java.lang.String,%20java.lang.String,%20java.lang.String,%20java.lang.String)))
diff --git a/lib/src/in_app_webview/webview.dart b/lib/src/in_app_webview/webview.dart
index d03bdb13..c969859e 100644
--- a/lib/src/in_app_webview/webview.dart
+++ b/lib/src/in_app_webview/webview.dart
@@ -127,13 +127,13 @@ abstract class WebView {
           InAppWebViewController controller, ConsoleMessage consoleMessage)?
       onConsoleMessage;
 
-  ///Give the host application a chance to take control when a URL is about to be loaded in the current WebView. This event is not called on the initial load of the WebView.
+  ///Give the host application a chance to take control when a URL is about to be loaded in the current WebView.
   ///
   ///Note that on Android there isn't any way to load an URL for a frame that is not the main frame, so if the request is not for the main frame, the navigation is allowed by default.
   ///However, if you want to cancel requests for subframes, you can use the [InAppWebViewSettings.regexToCancelSubFramesLoading] setting
   ///to write a Regular Expression that, if the url request of a subframe matches, then the request of that subframe is canceled.
   ///
-  ///Also, on Android, this method is not called for POST requests.
+  ///Also, on Android, this event is not called for POST requests.
   ///
   ///[navigationAction] represents an object that contains information about an action that causes navigation to occur.
   ///
@@ -448,7 +448,7 @@ abstract class WebView {
   ///Event fired when the host application updates its visited links database.
   ///This event is also fired when the navigation state of the [WebView] changes through the usage of
   ///javascript **[History API](https://developer.mozilla.org/en-US/docs/Web/API/History_API)** functions (`pushState()`, `replaceState()`) and `onpopstate` event
-  ///or, also, when the javascript `window.location` changes without reloading the webview (for example appending or modifying an hash to the url).
+  ///or, also, when the javascript `window.location` changes without reloading the webview (for example appending or modifying a hash to the url).
   ///
   ///[url] represents the url being visited.
   ///
@@ -670,7 +670,7 @@ abstract class WebView {
   ///If the return value is `null`, the WebView will continue to load the resource as usual.
   ///Otherwise, the return response and data will be used.
   ///
-  ///This callback is invoked for a variety of URL schemes (e.g., `http(s):`, `data:`, `file:`, etc.),
+  ///This event is invoked for a variety of URL schemes (e.g., `http(s):`, `data:`, `file:`, etc.),
   ///not only those schemes which send requests over the network.
   ///This is not called for `javascript:` URLs, `blob:` URLs, or for assets accessed via `file:///android_asset/` or `file:///android_res/` URLs.
   ///
diff --git a/lib/src/types/activity_button.dart b/lib/src/types/activity_button.dart
index 353d78fe..4b04ee50 100644
--- a/lib/src/types/activity_button.dart
+++ b/lib/src/types/activity_button.dart
@@ -8,6 +8,8 @@ part 'activity_button.g.dart';
 ///When tapped, it will invoke a Share or Action Extension bundled with your app.
 ///The default VoiceOver description of this button is the `CFBundleDisplayName` set in the extension's `Info.plist`.
 ///
+///Check [Official Apple App Extensions](https://developer.apple.com/app-extensions/) for more details.
+///
 ///**Supported Platforms/Implementations**:
 ///- iOS
 @ExchangeableObject()
@@ -15,7 +17,7 @@ class ActivityButton_ {
   ///The name of the image asset or file.
   UIImage_ templateImage;
 
-  ///The name of the system symbol image.
+  ///The name of the App or Share Extension to be called.
   String extensionIdentifier;
 
   @ExchangeableObjectConstructor()
diff --git a/lib/src/types/activity_button.g.dart b/lib/src/types/activity_button.g.dart
index 3e9b690f..4a868340 100644
--- a/lib/src/types/activity_button.g.dart
+++ b/lib/src/types/activity_button.g.dart
@@ -10,13 +10,15 @@ part of 'activity_button.dart';
 ///When tapped, it will invoke a Share or Action Extension bundled with your app.
 ///The default VoiceOver description of this button is the `CFBundleDisplayName` set in the extension's `Info.plist`.
 ///
+///Check [Official Apple App Extensions](https://developer.apple.com/app-extensions/) for more details.
+///
 ///**Supported Platforms/Implementations**:
 ///- iOS
 class ActivityButton {
   ///The name of the image asset or file.
   UIImage templateImage;
 
-  ///The name of the system symbol image.
+  ///The name of the App or Share Extension to be called.
   String extensionIdentifier;
   ActivityButton(
       {required this.templateImage, required this.extensionIdentifier});
diff --git a/lib/src/types/android_resource.dart b/lib/src/types/android_resource.dart
index cdbdbe55..da46ccad 100644
--- a/lib/src/types/android_resource.dart
+++ b/lib/src/types/android_resource.dart
@@ -2,7 +2,7 @@ import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_i
 
 part 'android_resource.g.dart';
 
-///Class that represents an android resource.
+///Class that represents an Android resource file.
 @ExchangeableObject()
 class AndroidResource_ {
   ///Android resource name.
diff --git a/lib/src/types/android_resource.g.dart b/lib/src/types/android_resource.g.dart
index 9d85907a..9aa8ea07 100644
--- a/lib/src/types/android_resource.g.dart
+++ b/lib/src/types/android_resource.g.dart
@@ -6,7 +6,7 @@ part of 'android_resource.dart';
 // ExchangeableObjectGenerator
 // **************************************************************************
 
-///Class that represents an android resource.
+///Class that represents an Android resource file.
 class AndroidResource {
   ///Android resource name.
   ///
diff --git a/lib/src/types/ui_image.dart b/lib/src/types/ui_image.dart
index 3da91ee3..28f3aae1 100644
--- a/lib/src/types/ui_image.dart
+++ b/lib/src/types/ui_image.dart
@@ -6,6 +6,8 @@ part 'ui_image.g.dart';
 
 ///Class that represents an object that manages iOS image data in your app.
 ///
+///Check [UIKit.UIImage](https://developer.apple.com/documentation/uikit/uiimage) for more details.
+///
 ///**Supported Platforms/Implementations**:
 ///- iOS
 @ExchangeableObject()
diff --git a/lib/src/types/ui_image.g.dart b/lib/src/types/ui_image.g.dart
index fe772ae5..4b8309de 100644
--- a/lib/src/types/ui_image.g.dart
+++ b/lib/src/types/ui_image.g.dart
@@ -8,6 +8,8 @@ part of 'ui_image.dart';
 
 ///Class that represents an object that manages iOS image data in your app.
 ///
+///Check [UIKit.UIImage](https://developer.apple.com/documentation/uikit/uiimage) for more details.
+///
 ///**Supported Platforms/Implementations**:
 ///- iOS
 class UIImage {
diff --git a/macos/Classes/HeadlessInAppWebView/HeadlessInAppWebView.swift b/macos/Classes/HeadlessInAppWebView/HeadlessInAppWebView.swift
index e57ac3f8..be9e42f1 100644
--- a/macos/Classes/HeadlessInAppWebView/HeadlessInAppWebView.swift
+++ b/macos/Classes/HeadlessInAppWebView/HeadlessInAppWebView.swift
@@ -36,6 +36,14 @@ public class HeadlessInAppWebView : Disposable {
                 view.frame = CGRect(x: 0.0, y: 0.0, width: NSApplication.shared.mainWindow?.contentView?.bounds.width ?? 0.0,
                                     height: NSApplication.shared.mainWindow?.contentView?.bounds.height ?? 0.0)
             }
+            /// Note: The WKWebView behaves very unreliable when rendering offscreen
+            /// on a device. This is especially true with JavaScript, which simply
+            /// won't be executed sometimes.
+            /// So, add the headless WKWebView to the view hierarchy.
+            /// This way is also possible to take screenshots.
+            let wrapperView = NSView() // wrapper view with frame zero
+            wrapperView.addSubview(view, positioned: .below, relativeTo: nil)
+            NSApplication.shared.mainWindow?.contentView?.addSubview(wrapperView, positioned: .below, relativeTo: nil)
         }
     }
     
@@ -72,6 +80,9 @@ public class HeadlessInAppWebView : Disposable {
         channelDelegate?.dispose()
         channelDelegate = nil
         HeadlessInAppWebViewManager.webViews[id] = nil
+        if let view = flutterWebView?.view() {
+            view.superview?.removeFromSuperview()
+        }
         flutterWebView = nil
     }
     
diff --git a/pubspec.yaml b/pubspec.yaml
index 7736d4dc..31bcbd45 100755
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_inappwebview
 description: A Flutter plugin that allows you to add an inline webview, to use an headless webview, and to open an in-app browser window.
-version: 6.0.0-beta.10
+version: 6.0.0-beta.11
 homepage: https://inappwebview.dev/
 repository: https://github.com/pichillilorenzo/flutter_inappwebview
 issue_tracker: https://github.com/pichillilorenzo/flutter_inappwebview/issues