diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPage.java
index 8d63fbe87..7a18cf11a 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPage.java
@@ -186,6 +186,11 @@ public class MultiplayerPage extends Control implements DecoratorPage, PageAware
                         clients.add(event);
                     });
                 });
+                session.getServer().onClientDisconnected().register(event -> {
+                    runInFX(() -> {
+                        clients.remove(event);
+                    });
+                });
                 initCatoSession(session);
             } catch (Exception e) {
                 LOG.log(Level.WARNING, "Failed to create session", e);
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPageSkin.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPageSkin.java
index 9467be464..59422f594 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPageSkin.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerPageSkin.java
@@ -182,11 +182,13 @@ public class MultiplayerPageSkin extends SkinBase<MultiplayerPage> {
                             i18n("multiplayer.state.master", control.getSession() == null ? "" : control.getSession().getName(), control.getGamePort()),
                             control.gamePortProperty(), control.sessionProperty()));
 
+                    Label membersLabel = new Label(i18n("multiplayer.session.create.members"));
+
                     VBox clientsPane = new VBox(8);
-                    clients = MappedObservableList.create(control.getClients(), client -> new ClientItem(client));
+                    clients = MappedObservableList.create(control.getClients(), ClientItem::new);
                     Bindings.bindContent(clientsPane.getChildren(), clients);
 
-                    masterPane.getChildren().setAll(masterHintPane, label, clientsPane);
+                    masterPane.getChildren().setAll(masterHintPane, label, membersLabel, clientsPane);
                 }
 
                 BorderPane slavePane = new BorderPane();
@@ -303,6 +305,7 @@ public class MultiplayerPageSkin extends SkinBase<MultiplayerPage> {
     private static class ClientItem extends StackPane {
         ClientItem(MultiplayerChannel.CatoClient client) {
             BorderPane pane = new BorderPane();
+            pane.setPadding(new Insets(8));
             pane.setLeft(new Label(client.getUsername()));
 
             RipplerContainer container = new RipplerContainer(pane);
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerServer.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerServer.java
index 035da0d1b..28e91db07 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerServer.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/multiplayer/MultiplayerServer.java
@@ -36,6 +36,7 @@ public class MultiplayerServer extends Thread {
     private final int gamePort;
 
     private final EventManager<MultiplayerChannel.CatoClient> onClientAdded = new EventManager<>();
+    private final EventManager<MultiplayerChannel.CatoClient> onClientDisconnected = new EventManager<>();
     private final EventManager<Event> onKeepAlive = new EventManager<>();
 
     public MultiplayerServer(int gamePort) {
@@ -49,6 +50,10 @@ public class MultiplayerServer extends Thread {
         return onClientAdded;
     }
 
+    public EventManager<MultiplayerChannel.CatoClient> onClientDisconnected() {
+        return onClientDisconnected;
+    }
+
     public EventManager<Event> onKeepAlive() {
         return onKeepAlive;
     }
@@ -88,6 +93,7 @@ public class MultiplayerServer extends Thread {
     }
 
     private void handleClient(Socket targetSocket) {
+        String clientName = null;
         LOG.info("Accepted client " + targetSocket.getRemoteSocketAddress());
         try (Socket clientSocket = targetSocket;
              BufferedReader reader = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
@@ -109,6 +115,7 @@ public class MultiplayerServer extends Thread {
                     writer.newLine();
                     writer.flush();
 
+                    clientName = joinRequest.getUsername();
                     onClientAdded.fireEvent(new CatoClient(this, joinRequest.getUsername()));
                 } else if (request instanceof KeepAliveRequest) {
                     writer.write(JsonUtils.UGLY_GSON.toJson(new KeepAliveResponse(System.currentTimeMillis())));
@@ -124,6 +131,10 @@ public class MultiplayerServer extends Thread {
             LOG.log(Level.WARNING, "Failed to handle client socket.", e);
         } catch (JsonParseException e) {
             LOG.log(Level.SEVERE, "Failed to parse client request. This should not happen.", e);
+        } finally {
+            if (clientName != null) {
+                onClientDisconnected.fireEvent(new CatoClient(this, clientName));
+            }
         }
     }
 }