diff --git a/app/musicmuster.py b/app/musicmuster.py
index 1f2c6d7..32260ab 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -175,8 +175,7 @@ class Window(QMainWindow, Ui_MainWindow):
         self.actionSkipToNext.triggered.connect(self.play_next)
         self.actionStop.triggered.connect(self.stop)
         self.btnDrop3db.clicked.connect(self.drop3db)
-        # ***kae
-#         self.btnHidePlayed.clicked.connect(self.hide_played)
+        self.btnHidePlayed.clicked.connect(self.hide_played)
         self.btnFade.clicked.connect(self.fade)
         self.btnStop.clicked.connect(self.stop)
         self.tabPlaylist.tabCloseRequested.connect(self.close_tab)
@@ -389,19 +388,21 @@ class Window(QMainWindow, Ui_MainWindow):
         """Fade currently playing track"""
 
         self.stop_playing(fade=True)
-#
-#     def hide_played(self):
-#         """Toggle hide played tracks"""
-#
-#         if self.hide_played_tracks:
-#             self.hide_played_tracks = False
-#             self.btnHidePlayed.setText("Hide played")
-#         else:
-#             self.hide_played_tracks = True
-#             self.btnHidePlayed.setText("Show played")
-#         if self.current_track_playlist_tab:
-#             with Session() as session:
-#                 self.current_track_playlist_tab.update_display(session)
+
+    def hide_played(self):
+        """Toggle hide played tracks"""
+
+        if self.hide_played_tracks:
+            self.hide_played_tracks = False
+            self.btnHidePlayed.setText("Hide played")
+        else:
+            self.hide_played_tracks = True
+            self.btnHidePlayed.setText("Show played")
+
+        # Update all displayed playlists
+        with Session() as session:
+            for i in range(self.tabPlaylist.count()):
+                self.tabPlaylist.widget(i).update_display(session)
 #
 #     def import_track(self) -> None:
 #         """Import track file"""