diff --git a/src/component/overlay.vue b/src/component/overlay.vue
index fecdb31e..8687b277 100644
--- a/src/component/overlay.vue
+++ b/src/component/overlay.vue
@@ -150,7 +150,12 @@
         const isCtrlKey = key == KeyTable.XK_Control_L || key == KeyTable.XK_Control_R
         if (isCtrlKey) ctrlKey = key
 
-        this.webrtc.send('keydown', { key })
+        if (this.webrtc.connected) {
+          this.webrtc.send('keydown', { key })
+        } else {
+          this.control.keyDown(key)
+        }
+
         return isCtrlKey
       }
       this.keyboard.onkeyup = (key: number) => {
@@ -164,7 +169,11 @@
         const isCtrlKey = key == KeyTable.XK_Control_L || key == KeyTable.XK_Control_R
         if (isCtrlKey) ctrlKey = 0
 
-        this.webrtc.send('keyup', { key })
+        if (this.webrtc.connected) {
+          this.webrtc.send('keyup', { key })
+        } else {
+          this.control.keyUp(key)
+        }
       }
       this.keyboard.listenTo(this._textarea)
 
@@ -244,8 +253,6 @@
         return
       }
 
-      this.sendMousePos(e)
-
       const now = Date.now()
       const firstScroll = now - this.wheelDate > 250
 
@@ -292,8 +299,14 @@
         }
       }
 
-      if (x != 0 || y != 0) {
+      // skip if not scrolled
+      if (x == 0 && y == 0) return
+
+      if (this.webrtc.connected) {
+        this.sendMousePos(e)
         this.webrtc.send('wheel', { x, y })
+      } else {
+        this.control.scroll(x, y)
       }
     }
 
@@ -313,8 +326,14 @@
         return
       }
 
-      this.sendMousePos(e)
-      this.webrtc.send('mousedown', { key: e.button + 1 })
+      const key = e.button + 1
+      if (this.webrtc.connected) {
+        this.sendMousePos(e)
+        this.webrtc.send('mousedown', { key })
+      } else {
+        const { x, y } = this.getMousePos(e.clientX, e.clientY)
+        this.control.buttonDown(key, x, y)
+      }
     }
 
     onMouseUp(e: MouseEvent) {
@@ -323,8 +342,14 @@
         return
       }
 
-      this.sendMousePos(e)
-      this.webrtc.send('mouseup', { key: e.button + 1 })
+      const key = e.button + 1
+      if (this.webrtc.connected) {
+        this.sendMousePos(e)
+        this.webrtc.send('mouseup', { key })
+      } else {
+        const { x, y } = this.getMousePos(e.clientX, e.clientY)
+        this.control.buttonUp(key, x, y)
+      }
     }
 
     onMouseEnter(e: MouseEvent) {