diff --git a/app/templates/index.html b/app/templates/index.html
index 7a25747..0fa7309 100644
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -409,8 +409,8 @@
                             return;
                         }
 
-                        // Check for click drag clip (no Alt key required if select tool is in fallback alt-mode)
-                        if (clickedClip && e.altKey) {
+                        // Check for click drag clip (no Ctrl key required if select tool is in fallback ctrl-mode)
+                        if (clickedClip && e.ctrlKey) {
                             e.preventDefault();
                             e.stopPropagation();
                             if (onClipDragStart) {
@@ -2789,7 +2789,7 @@
                                         <button 
                                             onClick={() => { setActiveTool('select'); showToast('Công cụ chọn (Select Tool) đã kích hoạt.', 'info'); }}
                                             className={`p-1 rounded transition text-xs flex items-center justify-center ${activeTool === 'select' ? 'bg-cyan-950/80 text-cyan-400 border border-cyan-800/50 font-bold' : 'text-zinc-400 hover:bg-zinc-800 border border-transparent'}`}
-                                            title="Select Tool: Chọn khoảng, Đặt playhead (Giữ Alt kéo để di chuyển nhanh clip)"
+                                            title="Select Tool: Chọn khoảng, Đặt playhead (Giữ Ctrl kéo để di chuyển nhanh clip)"
                                         >
                                             <i data-lucide="mouse-pointer" className="w-3 h-3"></i>
                                         </button>