diff --git a/export_presets.cfg b/export_presets.cfg
index 3fafa09..8b780f4 100644
--- a/export_presets.cfg
+++ b/export_presets.cfg
@@ -30,7 +30,7 @@ version/code=1
 version/name=""
 package/unique_name="com.example.$genname"
 package/name=""
-package/signed=false
+package/signed=true
 package/app_category=2
 package/retain_data_on_uninstall=false
 package/exclude_from_recents=false
diff --git a/scenes/Omnichord.tscn b/scenes/Omnichord.tscn
index 462c969..c605ae5 100644
--- a/scenes/Omnichord.tscn
+++ b/scenes/Omnichord.tscn
@@ -26,18 +26,12 @@ size_flags_vertical = 4
 [node name="RhythmPlayer" type="AudioStreamPlayer" parent="."]
 
 [node name="App" type="VBoxContainer" parent="."]
-layout_mode = 1
-anchors_preset = 8
-anchor_left = 0.5
-anchor_top = 0.5
-anchor_right = 0.5
-anchor_bottom = 0.5
-offset_left = -262.5
-offset_top = -78.0
-offset_right = 262.5
-offset_bottom = 78.0
-grow_horizontal = 2
-grow_vertical = 2
+layout_mode = 0
+offset_left = 52.0
+offset_top = 97.0
+offset_right = 577.0
+offset_bottom = 327.0
+scale = Vector2(2, 2)
 script = ExtResource("1_wynm3")
 
 [node name="Sliders" type="GridContainer" parent="App"]
diff --git a/scripts/NoteController.gd b/scripts/NoteController.gd
index 6a0aab5..6cdda63 100644
--- a/scripts/NoteController.gd
+++ b/scripts/NoteController.gd
@@ -13,7 +13,8 @@ func _ready():
 
 func button_pressed():
 	NotePlayer.stream = NoteAudio
-	NotePlayer.play()
+	if !NotePlayer.playing:
+		NotePlayer.play()
 
 func chord_changed(chord):
 	var resource_string = "res://audio/%s/%s%s.ogg" % [chord, chord, self.name]
diff --git a/scripts/StopController.gd b/scripts/StopController.gd
index 7758bd2..f00d5d5 100644
--- a/scripts/StopController.gd
+++ b/scripts/StopController.gd
@@ -7,10 +7,10 @@ var NotePlayer: AudioStreamPlayer
 func _ready():
 	RhythmPlayer = get_node("/root/Control/RhythmPlayer")
 	ChordPlayer = get_node("/root/Control/ChordPlayer")
-	NotePlayer = get_node("/root/Control/NotePlayer")
 	self.pressed.connect(button_pressed)
 
 func button_pressed():
-	RhythmPlayer.stop()
-	ChordPlayer.stop()
-	NotePlayer.stop()
+	if RhythmPlayer.playing:
+		RhythmPlayer.stop()
+	if ChordPlayer.playing:
+		ChordPlayer.stop()