diff --git a/src/AcDream.App/Rendering/GameWindow.cs b/src/AcDream.App/Rendering/GameWindow.cs
index 6124b01..292c6b5 100644
--- a/src/AcDream.App/Rendering/GameWindow.cs
+++ b/src/AcDream.App/Rendering/GameWindow.cs
@@ -8518,8 +8518,10 @@ public sealed class GameWindow : IDisposable
         // Every other action fires on Press only (no Release / Hold side-
         // effects in the K.1b set). Filter out non-Press activations early
         // so subscribers that have Release-mode bindings don't accidentally
-        // re-fire.
-        if (activation != AcDream.UI.Abstractions.Input.ActivationType.Press) return;
+        // re-fire. B.4b exception: DoubleClick must pass through so
+        // SelectDblLeft / SelectDblRight / SelectDblMid can reach the switch.
+        if (activation != AcDream.UI.Abstractions.Input.ActivationType.Press
+            && activation != AcDream.UI.Abstractions.Input.ActivationType.DoubleClick) return;
 
         // K-fix1 (2026-04-26): Q is autorun TOGGLE, not hold-to-run. Press
         // Q to start, press Q again to stop. Pressing Backup / Stop /