diff --git a/src/app.rs b/src/app.rs
index 770bfeb..df04317 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -12,7 +12,7 @@ use crate::{
     ui::{
         ConfigPanelState, ConnectPanelState, FloatingPanelState, MatrixConfigState,
         draw_config_panel, draw_connect_panel, draw_export_panel, draw_matrix_config_panel,
-        draw_scene_panel, draw_signal_chart, draw_stats_panel, draw_recording_toolbar,
+        draw_scene_panel, draw_stats_panel,
     },
 };
 
@@ -68,7 +68,7 @@ impl EskinDesktopApp {
             config_panel: FloatingPanelState::new([840.0, 48.0], [128.0, 48.0]),
             config_state: ConfigPanelState::default(),
             stats_panel: FloatingPanelState::new([16.0, 520.0], [240.0, 48.0]),
-            recorder: Recorder::new(),
+            recorder: Recorder::full(),
             export_panel: FloatingPanelState::new([16.0, 280.0], [16.0, 280.0]),
             export_path: String::new(),
             matrix_config_panel: FloatingPanelState::new([840.0, 280.0], [400.0, 48.0]),
diff --git a/src/ui.rs b/src/ui.rs
index 61e0f79..1f2d03a 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -3,7 +3,7 @@ use eframe::egui;
 use crate::{
     connection::{ConnectionManager, ConnectionState},
     recording::Recorder,
-    theme::{ONE_DARK_PRO, ACCENT_BLUE, ACCENT_CYAN, ACCENT_GREEN, ACCENT_ORANGE, ACCENT_RED, accent_text, dim_text, group_frame, panel_frame, tag_button},
+    theme::{ONE_DARK_PRO, ACCENT_BLUE, ACCENT_GREEN, ACCENT_ORANGE, ACCENT_RED, accent_text, dim_text, group_frame, panel_frame, tag_button},
     utils::serial_enum,
 };
 
@@ -1068,9 +1068,9 @@ pub fn draw_recording_toolbar(
         };
         if ui.add(rec_btn).clicked() {
             if is_recording {
-                recorder.stop_recording();
+                let _ = recorder.stop_recording();
             } else {
-                recorder.start_full_recording();
+                let _ = recorder.start_full_recording();
             }
         }
 
@@ -1087,9 +1087,9 @@ pub fn draw_recording_toolbar(
         };
         if ui.add(snap_btn).clicked() {
             if is_recording {
-                recorder.stop_recording();
+                let _ = recorder.stop_recording();
             } else {
-                recorder.start_snapshot_recording();
+                let _ = recorder.start_snapshot_recording();
             }
         }
 
@@ -1098,7 +1098,7 @@ pub fn draw_recording_toolbar(
         // Pause/Resume
         if is_recording {
             if ui.add(tag_button("⏸ 暂停")).clicked() {
-                recorder.pause_recording();
+                let _ = recorder.pause_recording();
             }
         }
 
@@ -1138,7 +1138,8 @@ pub fn draw_recording_toolbar(
             )
             .clicked()
         {
-            if let Err(e) = recorder.import_csv(export_path) {
+            let import_path = export_path.clone();
+            if let Err(e) = recorder.import_csv(&import_path) {
                 eprintln!("[import] error: {e}");
             }
         }