diff --git a/booru_viewer/gui/preview.py b/booru_viewer/gui/preview.py
index 3c1d339..bff55b2 100644
--- a/booru_viewer/gui/preview.py
+++ b/booru_viewer/gui/preview.py
@@ -172,6 +172,8 @@ class FullscreenPreview(QMainWindow):
         if target_screen:
             self.setScreen(target_screen)
             self.setGeometry(target_screen.geometry())
+        self._user_resized = False
+        self._adjusting = False
         # Restore saved state or start fullscreen
         if FullscreenPreview._saved_geometry and not FullscreenPreview._saved_fullscreen:
             self.setGeometry(FullscreenPreview._saved_geometry)
@@ -261,17 +263,16 @@ class FullscreenPreview(QMainWindow):
             max_h = int(avail.height() * 0.85)  # 15% margin top+bottom
         else:
             max_w = max_h = 9999
-        min_w = int(max_w * 0.45) if aspect >= 1 else 0  # landscape minimum
+        min_w = int(max_w * 0.45) if aspect >= 1 and not self._user_resized else 0
         w = max(min(self.width(), max_w), min_w)
         new_h = int(w / aspect)
         if new_h > max_h:
             new_h = max_h
             w = int(new_h * aspect)
-        _log.info(f"Aspect adjust: content={content_w}x{content_h} aspect={aspect:.2f} -> {w}x{new_h} (screen={max_w}x{max_h})")
-        floating = self._is_hypr_floating()
-        _log.info(f"Hyprland floating={floating}")
+        self._adjusting = True
         self.resize(w, new_h)
         self._hyprctl_resize(w, new_h)
+        QTimer.singleShot(100, lambda: setattr(self, '_adjusting', False))
 
     def _show_overlay(self) -> None:
         """Show toolbar and video controls, restart auto-hide timer."""
@@ -453,6 +454,16 @@ class FullscreenPreview(QMainWindow):
 
     def resizeEvent(self, event) -> None:
         super().resizeEvent(event)
+        # Detect user manual resize
+        if not self.isFullScreen() and not self._adjusting:
+            screen = self.screen()
+            if screen:
+                min_landscape = int(screen.availableGeometry().width() * 0.45)
+                if event.size().width() >= min_landscape:
+                    # User stretched back to or beyond minimum — reset override
+                    self._user_resized = False
+                else:
+                    self._user_resized = True
         # Position floating overlays
         w = self.centralWidget().width()
         h = self.centralWidget().height()