diff --git a/src/doggo/__main__.py b/src/doggo/__main__.py
index 2540bf8..a7624f2 100644
--- a/src/doggo/__main__.py
+++ b/src/doggo/__main__.py
@@ -23,7 +23,7 @@ def run() -> None:
         size=(config.WORLD_WIDTH, config.WORLD_HEIGHT),
         icon=ASSETS_PATH.joinpath("icon.png"),
         fps=config.WORLD_FPS,
-        fullscreen=config.WORLD_FULLSCREEN,
+        render_size=config.WORLD_RENDER_SIZE,
     )
 
     if COMPILED_ENV and WIN:
diff --git a/src/doggo/config.py b/src/doggo/config.py
index 9f54335..ac5f11e 100644
--- a/src/doggo/config.py
+++ b/src/doggo/config.py
@@ -5,6 +5,8 @@
 
 from typing import TYPE_CHECKING
 
+from loguru import logger
+
 from doggo.dog import StateID
 from doggo.dog.brain import Direction
 
@@ -16,6 +18,9 @@
 COMPILED_ENV = getattr(sys, "frozen", False) and hasattr(sys, "_MEIPASS")
 WIN = sys.platform.startswith("win")
 
+DOGGO_7_9_SCREEN = os.getenv("DOGGO_7_9_SCREEN", "False").lower() in ("1", "true")
+logger.debug(f"7.9 screen: {DOGGO_7_9_SCREEN}")
+
 # --- World configuration ---
 
 WORLD_TITLE = "Doggo"
@@ -27,7 +32,7 @@
 WORLD_GROUND = (
     WORLD_HEIGHT - WORLD_GROUND_HEIGHT
 )  # The ground level in the world, where the dog can walk on.
-WORLD_FULLSCREEN = os.getenv("DOGGO_FULLSCREEN", "False").lower() in ("1", "true")
+WORLD_RENDER_SIZE = (1280, 400) if DOGGO_7_9_SCREEN else None
 
 # --- Dog sprite sheet configuration ---
 
diff --git a/src/doggo/world.py b/src/doggo/world.py
index 0c4ab56..2c224e3 100644
--- a/src/doggo/world.py
+++ b/src/doggo/world.py
@@ -31,22 +31,21 @@ def __init__(
         size: tuple[int, int],
         icon: Path,
         fps: int = 60,
-        fullscreen: bool = False,
+        render_size: tuple[int, int] | None = None,
     ) -> None:
         pg.init()
         self.window: pg.window.Window = pg.window.Window(
             title=title,
-            size=size,
+            size=render_size if render_size else size,
             borderless=True,
             always_on_top=True,
-            fullscreen=fullscreen,
         )
         self._running: bool = False
         self.window_surf: pg.Surface = self.window.get_surface()
         self.screen: pg.Surface = pg.Surface(size=size)
         self.window.set_icon(pg.image.load(icon).convert_alpha())
         self.draggable: DraggableWindow = DraggableWindow(window=self.window)
-        self.fullscreen: bool = fullscreen
+        self.render_size: tuple[int, int] | None = render_size
         self.fps: int = fps
         self.clock: pg.time.Clock = pg.time.Clock()
         self.dt: float = 0.0
@@ -64,8 +63,8 @@ def get_screen(self) -> pg.Surface:
         Didn't respect the aspect ratio, to use only if the display ratio is the same
         as the default window size one.
         """
-        if self.fullscreen:
-            return pg.transform.scale(self.screen, self.window_surf.get_size())
+        if self.render_size:
+            return pg.transform.scale(self.screen, self.render_size)
 
         return self.screen
 
@@ -77,8 +76,7 @@ def process_inputs(self) -> None:
             ):
                 self.stop()
 
-            if not self.fullscreen:
-                self.draggable.process_event(event=event)
+            self.draggable.process_event(event=event)
 
     def get_dt(self) -> None:
         """Calculate the delta time."""
diff --git a/tests/test_world.py b/tests/test_world.py
index 1a6e1b4..49f03ce 100644
--- a/tests/test_world.py
+++ b/tests/test_world.py
@@ -13,14 +13,14 @@
 def create_world():
     world = None
 
-    def _(fullscreen=False):
+    def _(render_size=None):
         nonlocal world
         world = World(
             title="Doggo Test",
             size=(340, 106),
             icon=ASSETS_PATH.joinpath("icon.png"),
             fps=30,
-            fullscreen=fullscreen,
+            render_size=render_size,
         )
 
         return world
@@ -40,18 +40,18 @@ def test_world_initializes_correctly(create_world):
     assert world.window.always_on_top is True
     assert world.window_surf.get_size() == (340, 106)
     assert world.screen.get_size() == (340, 106)
-    assert world.fullscreen is False
+    assert world.render_size is None
     assert world.fps == 30
     assert world._running is False
     assert world.dt == 0.0
 
 
-@pytest.mark.parametrize("fullscreen", [True, False])
-def test_world_screen_is_scaled_regarding_fullscreen(create_world, fullscreen):
-    world = create_world(fullscreen)
+@pytest.mark.parametrize("render_size", [(1280, 400), None])
+def test_world_screen_is_scaled_regarding_render_size(create_world, render_size):
+    world = create_world(render_size)
     screen = world.get_screen()
 
-    if fullscreen:
+    if render_size:
         assert screen.get_size() == world.window_surf.get_size()
     else:
         assert screen.get_size() == (340, 106)
@@ -83,25 +83,6 @@ def test_world_stop_at_some_events(mocker, create_world, event):
     assert world._running is False
 
 
-@pytest.mark.parametrize(
-    "fullscreen",
-    [True, False],
-)
-def test_world_draggable_window_is_processed_correctly(
-    mocker, create_world, fullscreen
-):
-    mocker.patch("pygame.event.get", return_value=[pg.event.Event(pg.MOUSEBUTTONDOWN)])
-    world = create_world(fullscreen)
-    mocker.patch.object(world.draggable, "process_event", spec=True)
-
-    world.process_inputs()
-
-    if fullscreen:
-        world.draggable.process_event.assert_not_called()
-    else:
-        world.draggable.process_event.assert_called_once_with(event=pg.event.get()[0])
-
-
 def test_world_update(mocker, create_world):
     world = create_world()
     world.dt = 0.1