diff --git a/resources/definitions/liquid.def.json b/resources/definitions/liquid.def.json
index 256968353e..744cbb9f3c 100644
--- a/resources/definitions/liquid.def.json
+++ b/resources/definitions/liquid.def.json
@@ -17,7 +17,7 @@
         "preferred_variant_name": "VO 0.4",
         "preferred_quality_type": "normal",
         "variants_name": "Extruder",
-        "supports_usb_connection": false,
+        "supports_usb_connection": true,
         "nozzle_offsetting_for_disallowed_areas": false,
         "weight": -1,
         "machine_extruder_trains":
@@ -102,9 +102,9 @@
         "acceleration_wall_0": { "value": "math.ceil(acceleration_wall * 500 / 1000)" },
         "brim_width": { "value": "3" },
         "cool_fan_full_at_height": { "value": "layer_height_0 + 4 * layer_height" },
-        "cool_fan_speed": { "value": "100" },
+        "cool_fan_speed": { "value": "70" },
         "cool_fan_speed_max": { "value": "100" },
-        "cool_min_speed": { "value": "5" },
+        "cool_min_speed": { "value": "30" },
         "infill_line_width": { "value": "round(line_width * 0.5 / 0.35, 2)" },
         "infill_overlap": { "value": "0" },
         "infill_pattern": { "value": "'triangles'" },
@@ -132,14 +132,16 @@
         "raft_speed": { "value": "25" },
         "raft_surface_layers": { "value": "1" },
         
-        "retraction_amount": { "value": "5" },
+        "retraction_amount": { "value": "3" },
         "retraction_count_max": { "value": "10" },
         "retraction_extrusion_window": { "value": "1" },
         "retraction_hop": { "value": "2" },
         "retraction_hop_enabled": { "value": "True"  },
         "retraction_hop_only_when_collides": { "value": "True" },
         "retraction_min_travel": { "value": "5" },
-        "retraction_prime_speed": { "value": "15" },
+        "retraction_speed": { "value": "35" },
+        "retraction_retract_speed": { "value": "35" },
+        "retraction_prime_speed": { "value": "35" },
         
         "skin_overlap": { "value": "10" },
         "speed_equalize_flow_enabled": { "value": "True" },
diff --git a/resources/variants/liquid_vo04.inst.cfg b/resources/variants/liquid_vo04.inst.cfg
index 3b68a1c978..b1fd741cc7 100644
--- a/resources/variants/liquid_vo04.inst.cfg
+++ b/resources/variants/liquid_vo04.inst.cfg
@@ -23,7 +23,7 @@ raft_interface_thickness = =layer_height * 1.5
 raft_jerk = =jerk_print
 raft_margin = 15
 raft_surface_layers = 2
-retraction_amount = 5
+retraction_amount = 3
 retraction_count_max = 25
 retraction_min_travel = =line_width * 2
 retraction_prime_speed = =retraction_speed
diff --git a/resources/variants/liquid_vo08.inst.cfg b/resources/variants/liquid_vo08.inst.cfg
index 675a84c6e7..46172aa3e8 100644
--- a/resources/variants/liquid_vo08.inst.cfg
+++ b/resources/variants/liquid_vo08.inst.cfg
@@ -40,7 +40,7 @@ multiple_mesh_overlap = 0
 prime_tower_enable = False
 prime_tower_wipe_enabled = True
 retract_at_layer_change = =not magic_spiralize
-retraction_amount = 5
+retraction_amount = 3
 retraction_count_max = 25
 retraction_extrusion_window = 1
 retraction_hop = 2