diff --git a/Userland/Applications/DisplaySettings/MonitorWidget.cpp b/Userland/Applications/DisplaySettings/MonitorWidget.cpp
index a916cb5f66..4a7676c932 100644
--- a/Userland/Applications/DisplaySettings/MonitorWidget.cpp
+++ b/Userland/Applications/DisplaySettings/MonitorWidget.cpp
@@ -19,17 +19,21 @@ MonitorWidget::MonitorWidget()
 {
     m_desktop_resolution = GUI::Desktop::the().rect().size();
     m_monitor_bitmap = Gfx::Bitmap::load_from_file("/res/graphics/monitor.png");
-    m_monitor_rect = { 12, 13, 280, 158 };
+    m_desktop_bitmap = Gfx::Bitmap::create(m_monitor_bitmap->format(), { 280, 158 });
+    m_monitor_rect = { { 12, 13 }, m_desktop_bitmap->size() };
     set_fixed_size(304, 201);
 }
 
 bool MonitorWidget::set_wallpaper(String path)
 {
-    auto bitmap_ptr = Gfx::Bitmap::load_from_file(path);
-    if (!bitmap_ptr && !path.is_empty())
+    if (path.is_empty())
+        return false;
+    auto bitmap = Gfx::Bitmap::load_from_file(path);
+    if (!bitmap)
         return false;
     m_desktop_wallpaper_path = move(path);
-    m_desktop_wallpaper_bitmap = bitmap_ptr;
+    m_wallpaper_bitmap = move(bitmap);
+    m_desktop_dirty = true;
     update();
     return true;
 }
@@ -44,6 +48,7 @@ void MonitorWidget::set_wallpaper_mode(String mode)
     if (m_desktop_wallpaper_mode == mode)
         return;
     m_desktop_wallpaper_mode = move(mode);
+    m_desktop_dirty = true;
     update();
 }
 
@@ -54,7 +59,11 @@ String MonitorWidget::wallpaper_mode()
 
 void MonitorWidget::set_desktop_resolution(Gfx::IntSize resolution)
 {
+    if (m_desktop_resolution == resolution)
+        return;
     m_desktop_resolution = resolution;
+    m_desktop_dirty = true;
+    update();
 }
 
 Gfx::IntSize MonitorWidget::desktop_resolution()
@@ -67,6 +76,7 @@ void MonitorWidget::set_background_color(Gfx::Color color)
     if (m_desktop_color == color)
         return;
     m_desktop_color = color;
+    m_desktop_dirty = true;
     update();
 }
 
@@ -75,33 +85,49 @@ Gfx::Color MonitorWidget::background_color()
     return m_desktop_color;
 }
 
+void MonitorWidget::redraw_desktop_if_needed()
+{
+    if (!m_desktop_dirty)
+        return;
+
+    m_desktop_dirty = false;
+
+    GUI::Painter painter(*m_desktop_bitmap);
+    painter.fill_rect(m_desktop_bitmap->rect(), m_desktop_color);
+
+    if (!m_wallpaper_bitmap)
+        return;
+
+    float sw = (float)m_desktop_bitmap->width() / (float)m_desktop_resolution.width();
+    float sh = (float)m_desktop_bitmap->height() / (float)m_desktop_resolution.height();
+
+    auto scaled_size = m_wallpaper_bitmap->size().to_type<float>().scaled_by(sw, sh).to_type<int>();
+    auto scaled_bitmap = m_wallpaper_bitmap->scaled(sw, sh);
+
+    if (m_desktop_wallpaper_mode == "simple") {
+        painter.blit({}, *scaled_bitmap, scaled_bitmap->rect());
+    } else if (m_desktop_wallpaper_mode == "center") {
+        Gfx::IntRect centered_rect { {}, scaled_size };
+        centered_rect.center_within(m_desktop_bitmap->rect());
+        painter.blit(centered_rect.location(), *scaled_bitmap, scaled_bitmap->rect());
+    } else if (m_desktop_wallpaper_mode == "tile") {
+        painter.draw_tiled_bitmap(m_desktop_bitmap->rect(), *scaled_bitmap);
+    } else if (m_desktop_wallpaper_mode == "stretch") {
+        painter.draw_scaled_bitmap(m_desktop_bitmap->rect(), *m_wallpaper_bitmap, m_wallpaper_bitmap->rect());
+    } else {
+        VERIFY_NOT_REACHED();
+    }
+}
+
 void MonitorWidget::paint_event(GUI::PaintEvent& event)
 {
-    Gfx::IntRect screen_rect = { { 0, 0 }, m_desktop_resolution };
-    auto screen_bitmap = Gfx::Bitmap::create(m_monitor_bitmap->format(), m_desktop_resolution);
-    GUI::Painter screen_painter(*screen_bitmap);
-    screen_painter.fill_rect(screen_rect, m_desktop_color);
-
-    if (!m_desktop_wallpaper_bitmap.is_null()) {
-        if (m_desktop_wallpaper_mode == "simple") {
-            screen_painter.blit({ 0, 0 }, *m_desktop_wallpaper_bitmap, m_desktop_wallpaper_bitmap->rect());
-        } else if (m_desktop_wallpaper_mode == "center") {
-            Gfx::IntPoint offset { (screen_rect.width() - m_desktop_wallpaper_bitmap->width()) / 2, (screen_rect.height() - m_desktop_wallpaper_bitmap->height()) / 2 };
-            screen_painter.blit_offset(screen_rect.location(), *m_desktop_wallpaper_bitmap, screen_rect, offset);
-        } else if (m_desktop_wallpaper_mode == "tile") {
-            screen_painter.draw_tiled_bitmap(screen_bitmap->rect(), *m_desktop_wallpaper_bitmap);
-        } else if (m_desktop_wallpaper_mode == "stretch") {
-            screen_painter.draw_scaled_bitmap(screen_bitmap->rect(), *m_desktop_wallpaper_bitmap, m_desktop_wallpaper_bitmap->rect());
-        } else {
-            VERIFY_NOT_REACHED();
-        }
-    }
+    redraw_desktop_if_needed();
 
     GUI::Painter painter(*this);
     painter.add_clip_rect(event.rect());
 
     painter.blit({ 0, 0 }, *m_monitor_bitmap, m_monitor_bitmap->rect());
-    painter.draw_scaled_bitmap(m_monitor_rect, *screen_bitmap, screen_bitmap->rect());
+    painter.blit(m_monitor_rect.location(), *m_desktop_bitmap, m_desktop_bitmap->rect());
 
 #if 0
     if (!m_desktop_resolution.is_null()) {
diff --git a/Userland/Applications/DisplaySettings/MonitorWidget.h b/Userland/Applications/DisplaySettings/MonitorWidget.h
index 1e9bbb7a8d..272eaa5156 100644
--- a/Userland/Applications/DisplaySettings/MonitorWidget.h
+++ b/Userland/Applications/DisplaySettings/MonitorWidget.h
@@ -32,13 +32,17 @@ public:
 private:
     MonitorWidget();
 
+    void redraw_desktop_if_needed();
+
     virtual void paint_event(GUI::PaintEvent& event) override;
 
     Gfx::IntRect m_monitor_rect;
     RefPtr<Gfx::Bitmap> m_monitor_bitmap;
+    RefPtr<Gfx::Bitmap> m_desktop_bitmap;
+    bool m_desktop_dirty { true };
 
     String m_desktop_wallpaper_path;
-    RefPtr<Gfx::Bitmap> m_desktop_wallpaper_bitmap;
+    RefPtr<Gfx::Bitmap> m_wallpaper_bitmap;
     String m_desktop_wallpaper_mode;
     Gfx::IntSize m_desktop_resolution;
     int m_desktop_scale_factor { 1 };