diff --git a/resources/views/chat/partials/scripts.blade.php b/resources/views/chat/partials/scripts.blade.php
index c6fa6b2..a6e6164 100644
--- a/resources/views/chat/partials/scripts.blade.php
+++ b/resources/views/chat/partials/scripts.blade.php
@@ -188,6 +188,16 @@
             window.chatState.blockedSystemSenders = new Set(initialChatPreferences.blocked_system_senders);
         }
 
+        // 恢复后立即隐藏已有消息
+        if (window.chatState.blockedSystemSenders.size > 0) {
+            const setRendered = window.setRenderedMessagesVisibilityBySender;
+            if (typeof setRendered === 'function') {
+                window.chatState.blockedSystemSenders.forEach(function (sender) {
+                    setRendered(sender, true);
+                });
+            }
+        }
+
         // 恢复禁音状态
         const muted = shouldMigrate ? mutedFromLocal : initialChatPreferences.sound_muted;
         if (window.ChatRoomTools?.setSoundMuted) {