diff --git a/src/logic-scenes/startup/startup.tscn b/src/logic-scenes/startup/startup.tscn
index b6b7300..f6048de 100644
--- a/src/logic-scenes/startup/startup.tscn
+++ b/src/logic-scenes/startup/startup.tscn
@@ -62,7 +62,33 @@ func _on_subtitle_option_selected(index):
         2:
             State.enable_subtitles = true
             State.enable_closed_caption = true
+
     print_debug(State.print_settings())
+
+
+func _on_mute_soundtrack_toggled(button_pressed):
+    AudioServer.set_bus_mute(AudioServer.get_bus_index(\"music\"),button_pressed)
+
+
+func _on_mute_sfx_toggled(button_pressed):
+    AudioServer.set_bus_mute(AudioServer.get_bus_index(\"sfx\"),button_pressed)
+
+
+func _on_music_volume_changed(value):
+    AudioServer.set_bus_volume_db(AudioServer.get_bus_index(\"music\"), linear_to_db(value))
+
+
+func _on_sfx_volume_changed(value):
+    AudioServer.set_bus_volume_db(AudioServer.get_bus_index(\"sfx\"), linear_to_db(value))
+
+
+func _on_text_volume_changed(value):
+    AudioServer.set_bus_volume_db(AudioServer.get_bus_index(\"text\"), linear_to_db(value))
+
+
+func _on_master_volume_changed(value):
+    AudioServer.set_bus_volume_db(AudioServer.get_bus_index(\"Master\"), linear_to_db(value))
+
 "
 
 [sub_resource type="GDScript" id="GDScript_ia432"]
@@ -343,9 +369,9 @@ text = "Music"
 layout_mode = 2
 size_flags_horizontal = 3
 size_flags_vertical = 4
-max_value = 2.0
+max_value = 1.0
 step = 0.05
-value = 1.0
+value = 0.5
 ticks_on_borders = true
 script = ExtResource("3_q2gbh")
 
@@ -357,9 +383,9 @@ text = "Sounds"
 layout_mode = 2
 size_flags_horizontal = 3
 size_flags_vertical = 4
-max_value = 2.0
+max_value = 1.0
 step = 0.05
-value = 1.0
+value = 0.5
 
 [node name="Label4" type="Label" parent="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer"]
 layout_mode = 2
@@ -370,9 +396,22 @@ text = "Speech
 layout_mode = 2
 size_flags_horizontal = 3
 size_flags_vertical = 4
-max_value = 2.0
+max_value = 1.0
 step = 0.05
-value = 1.0
+value = 0.5
+
+[node name="Label5" type="Label" parent="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer"]
+layout_mode = 2
+text = "Sum
+"
+
+[node name="Sum" type="HSlider" parent="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer"]
+layout_mode = 2
+size_flags_horizontal = 3
+size_flags_vertical = 4
+max_value = 1.0
+step = 0.05
+value = 0.5
 
 [node name="Audio Sliders" type="HBoxContainer" parent="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer"]
 layout_mode = 2
@@ -614,6 +653,12 @@ text = "I stream this game, please show content notes."
 [connection signal="item_selected" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/physical Accessibility/Container2/GridContainer/ItemList2" to="." method="_on_subtitle_option_selected"]
 [connection signal="pressed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/physical Accessibility/navbuttons/Next" to="CenterContainer/PanelContainer/VBoxContainer/TabContainer" method="next"]
 [connection signal="pressed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/physical Accessibility/navbuttons/previous" to="CenterContainer/PanelContainer/VBoxContainer/TabContainer" method="previous"]
+[connection signal="toggled" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/CheckBox" to="." method="_on_mute_soundtrack_toggled"]
+[connection signal="toggled" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/CheckBox2" to="." method="_on_mute_sfx_toggled"]
+[connection signal="value_changed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer/Music" to="." method="_on_music_volume_changed"]
+[connection signal="value_changed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer/Sounds" to="." method="_on_sfx_volume_changed"]
+[connection signal="value_changed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer/Speech" to="." method="_on_text_volume_changed"]
+[connection signal="value_changed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/VBoxContainer/GridContainer/Sum" to="." method="_on_master_volume_changed"]
 [connection signal="pressed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/navbuttons/Next" to="CenterContainer/PanelContainer/VBoxContainer/TabContainer" method="next"]
 [connection signal="pressed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Audio Settings/navbuttons/previous" to="CenterContainer/PanelContainer/VBoxContainer/TabContainer" method="previous"]
 [connection signal="pressed" from="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Content Notes/show content Notes" to="CenterContainer/PanelContainer/VBoxContainer/TabContainer/Content Notes/ScrollContainer/Content Notes" method="show"]