diff --git a/server/model/monitor.js b/server/model/monitor.js
index 4bb859e9a..d6e1896a0 100644
--- a/server/model/monitor.js
+++ b/server/model/monitor.js
@@ -755,7 +755,7 @@ class Monitor extends BeanModel {
             await R.store(bean);
 
             log.debug("monitor", `[${this.name}] prometheus.update`);
-            this.prometheus.update(bean, tlsInfo);
+            this.prometheus?.update(bean, tlsInfo);
 
             previousBeat = bean;
 
@@ -840,7 +840,7 @@ class Monitor extends BeanModel {
         clearTimeout(this.heartbeatInterval);
         this.isStop = true;
 
-        this.prometheus.remove();
+        this.prometheus?.remove();
     }
 
     /**
diff --git a/server/notification-providers/telegram.js b/server/notification-providers/telegram.js
index 614e487ed..3c490655d 100644
--- a/server/notification-providers/telegram.js
+++ b/server/notification-providers/telegram.js
@@ -13,6 +13,7 @@ class Telegram extends NotificationProvider {
                 chat_id: notification.telegramChatID,
                 text: msg,
                 disable_notification: notification.telegramSendSilently ?? false,
+                protect_content: notification.telegramProtectContent ?? false,
             };
             if (notification.telegramMessageThreadID) {
                 params.message_thread_id = notification.telegramMessageThreadID;
diff --git a/src/components/notifications/Telegram.vue b/src/components/notifications/Telegram.vue
index 52a63b8c7..a7e46fded 100644
--- a/src/components/notifications/Telegram.vue
+++ b/src/components/notifications/Telegram.vue
@@ -42,6 +42,17 @@
             {{ $t("telegramSendSilentlyDescription") }}
         </div>
     </div>
+
+    <div class="mb-3">
+        <div class="form-check form-switch">
+            <input v-model="$parent.notification.telegramProtectContent" class="form-check-input" type="checkbox">
+            <label class="form-check-label">{{ $t("telegramProtectContent") }}</label>
+        </div>
+
+        <div class="form-text">
+            {{ $t("telegramProtectContentDescription") }}
+        </div>
+    </div>
 </template>
 
 <script>
diff --git a/src/lang/en.json b/src/lang/en.json
index ef6cb688c..478ddddca 100644
--- a/src/lang/en.json
+++ b/src/lang/en.json
@@ -365,6 +365,8 @@
     "telegramMessageThreadIDDescription": "Optional Unique identifier for the target message thread (topic) of the forum; for forum supergroups only",
     "telegramSendSilently": "Send Silently",
     "telegramSendSilentlyDescription": "Sends the message silently. Users will receive a notification with no sound.",
+    "telegramProtectContent": "Protect Forwarding/Saving",
+    "telegramProtectContentDescription": "If enabled, the bot messages in Telegram will be protected from forwarding and saving.",
     "supportTelegramChatID": "Support Direct Chat / Group / Channel's Chat ID",
     "wayToGetTelegramChatID": "You can get your chat ID by sending a message to the bot and going to this URL to view the chat_id:",
     "YOUR BOT TOKEN HERE": "YOUR BOT TOKEN HERE",