diff --git a/glfw/cocoa_platform.h b/glfw/cocoa_platform.h
index fc6e98ba6..8974b8cf6 100644
--- a/glfw/cocoa_platform.h
+++ b/glfw/cocoa_platform.h
@@ -141,6 +141,9 @@ typedef struct _GLFWwindowNS
     bool            in_traditional_fullscreen;
     bool            in_fullscreen_transition;
     bool            suppress_frame_constraints;
+    id              notch_cover_window;
+    unsigned int    notch_cover_color;
+    float           notch_cover_opacity;
     bool            titlebar_hidden;
     unsigned long   pre_full_screen_style_mask;
     CGRect          pre_traditional_fullscreen_frame;
diff --git a/glfw/cocoa_window.m b/glfw/cocoa_window.m
index d7587b27d..d44df8fa2 100644
--- a/glfw/cocoa_window.m
+++ b/glfw/cocoa_window.m
@@ -595,6 +595,7 @@ - (void)request_delayed_cursor_update:(id)sender;
 @end
 
 static void update_titlebar_button_visibility_after_fullscreen_transition(_GLFWwindow*, bool, bool);
+static void _glfwUpdateNotchCover(_GLFWwindow*);
 
 @implementation GLFWWindowDelegate
 
@@ -814,6 +815,7 @@ - (void)windowDidExitFullScreen:(NSNotification *)notification
             NSWindowStyleMask savedMask = window->ns.pre_full_screen_style_mask;
             CGRect savedFrame = window->ns.pre_traditional_fullscreen_frame;
             window->ns.in_traditional_fullscreen = false;
+            _glfwUpdateNotchCover(window);
             window->ns.suppress_frame_constraints = true;
             dispatch_async(dispatch_get_main_queue(), ^{
                 _GLFWwindow *w = NULL;
@@ -2432,6 +2434,12 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)
     if (_glfw.ns.disabledCursorWindow == window)
         _glfw.ns.disabledCursorWindow = NULL;
     free_drop_data(window);
+    if (window->ns.notch_cover_window) {
+        [w removeChildWindow:window->ns.notch_cover_window];
+        [window->ns.notch_cover_window close];
+        [window->ns.notch_cover_window release];
+        window->ns.notch_cover_window = nil;
+    }
 
     [w orderOut:nil];
 
@@ -3358,6 +3366,41 @@ bool _glfwPlatformIsFullscreen(_GLFWwindow* w, unsigned int flags) {
     }
 }
 
+static void
+_glfwUpdateNotchCover(_GLFWwindow* w) {
+    NSWindow *window = w->ns.object;
+    if (w->ns.notch_cover_window) {
+        [window removeChildWindow:w->ns.notch_cover_window];
+        [w->ns.notch_cover_window close];
+        [w->ns.notch_cover_window release];
+        w->ns.notch_cover_window = nil;
+    }
+    if (!w->ns.in_traditional_fullscreen) return;
+    if (@available(macOS 12.0, *)) {
+        CGFloat insetTop = window.screen.safeAreaInsets.top;
+        if (insetTop <= 0) return;
+        NSRect sf = [window.screen frame];
+        NSWindow *bg_window = [[NSWindow alloc] initWithContentRect:sf styleMask:NSWindowStyleMaskBorderless backing:NSBackingStoreBuffered defer:NO];
+        [bg_window setBackgroundColor:[NSColor clearColor]];
+        [bg_window setHasShadow:NO];
+        [bg_window setOpaque:NO];
+        [bg_window setIgnoresMouseEvents:YES];
+        [bg_window setReleasedWhenClosed:NO];
+        // Add a colored subview only in the notch strip area
+        NSView *notchView = [[NSView alloc] initWithFrame:NSMakeRect(0, sf.size.height - insetTop, sf.size.width, insetTop)];
+        notchView.wantsLayer = YES;
+        unsigned int c = w->ns.notch_cover_color;
+        float a = w->ns.notch_cover_opacity;
+        notchView.layer.backgroundColor = [NSColor colorWithSRGBRed:((c >> 16) & 0xFF) / 255.0
+                                                              green:((c >> 8) & 0xFF) / 255.0
+                                                               blue:(c & 0xFF) / 255.0
+                                                              alpha:a].CGColor;
+        [bg_window.contentView addSubview:notchView];
+        [window addChildWindow:bg_window ordered:NSWindowBelow];
+        w->ns.notch_cover_window = bg_window;
+    }
+}
+
 bool _glfwPlatformToggleFullscreen(_GLFWwindow* w, unsigned int flags) {
     NSWindow *window = w->ns.object;
     bool made_fullscreen = true;
@@ -3380,8 +3423,13 @@ bool _glfwPlatformToggleFullscreen(_GLFWwindow* w, unsigned int flags) {
                 w->ns.pre_traditional_fullscreen_frame = [window frame];
                 [window setStyleMask: NSWindowStyleMaskBorderless];
                 [[NSApplication sharedApplication] setPresentationOptions: NSApplicationPresentationAutoHideMenuBar | NSApplicationPresentationAutoHideDock];
-                [window setFrame:[window.screen frame] display:YES];
+                NSRect screenFrame = [window.screen frame];
+                if (@available(macOS 12.0, *)) {
+                    screenFrame.size.height -= window.screen.safeAreaInsets.top;
+                }
+                [window setFrame:screenFrame display:YES];
                 w->ns.in_traditional_fullscreen = true;
+                _glfwUpdateNotchCover(w);
             } else {
                 made_fullscreen = false;
                 if (sm & NSWindowStyleMaskFullScreen) {
@@ -3399,6 +3447,7 @@ bool _glfwPlatformToggleFullscreen(_GLFWwindow* w, unsigned int flags) {
                     [window setStyleMask: w->ns.pre_full_screen_style_mask];
                     [[NSApplication sharedApplication] setPresentationOptions: NSApplicationPresentationDefault];
                     w->ns.in_traditional_fullscreen = false;
+                    _glfwUpdateNotchCover(w);
                 }
             }
         } else {
@@ -3970,6 +4019,9 @@ GLFWAPI void glfwCocoaSetWindowChrome(GLFWwindow *w, unsigned int color, bool us
 
     // HACK: Changing the style mask can cause the first responder to be cleared
     [nsw makeFirstResponder:window->ns.view];
+    window->ns.notch_cover_color = color;
+    window->ns.notch_cover_opacity = background_opacity;
+    if (window->ns.notch_cover_window) _glfwUpdateNotchCover(window);
 }}
 
 GLFWAPI uint32_t
diff --git a/kitty/state.c b/kitty/state.c
index b324ef234..22699909f 100644
--- a/kitty/state.c
+++ b/kitty/state.c
@@ -1246,6 +1246,7 @@ PYWRAP0(apply_options_update) {
         OSWindow *os_window = global_state.os_windows + o;
         get_platform_dependent_config_values(os_window->handle);
         os_window->background_opacity.alpha = OPT(background_opacity);
+        set_os_window_chrome(os_window);
         if (!os_window->redraw_count) os_window->redraw_count++;
         for (size_t t = 0; t < os_window->num_tabs; t++) {
             Tab *tab = os_window->tabs + t;