diff --git a/frontend/server/api/omni/telegram/business/webhook.post.ts b/frontend/server/api/omni/telegram/business/webhook.post.ts
index 8b6a39f..d450b12 100644
--- a/frontend/server/api/omni/telegram/business/webhook.post.ts
+++ b/frontend/server/api/omni/telegram/business/webhook.post.ts
@@ -35,12 +35,32 @@ export default defineEventHandler(async (event) => {
 
   const startText = pickStartText(update);
   const linkToken = startText ? extractLinkTokenFromStartText(startText) : null;
+  const startChatId = getTelegramChatIdFromUpdate(update);
+
+  if (startText && !linkToken) {
+    if (startChatId) {
+      void telegramBotApi("sendMessage", {
+        chat_id: startChatId,
+        text: "Чтобы привязать Telegram Business к CRM, открой CRM → Settings → Telegram Business → Connect. Кнопка сгенерирует персональную ссылку привязки.",
+      }).catch(() => {});
+    }
+    return { ok: true, accepted: true, type: "start_without_link_token" };
+  }
+
   if (linkToken) {
     const payload = verifyLinkToken(linkToken);
-    if (!payload) return { ok: true, accepted: false, reason: "invalid_or_expired_link_token" };
+    if (!payload) {
+      if (startChatId) {
+        void telegramBotApi("sendMessage", {
+          chat_id: startChatId,
+          text: "Ссылка привязки недействительна или истекла. Вернись в CRM и нажми Connect заново.",
+        }).catch(() => {});
+      }
+      return { ok: true, accepted: false, reason: "invalid_or_expired_link_token" };
+    }
 
     const pendingId = `pending:${payload.nonce}`;
-    const chatId = getTelegramChatIdFromUpdate(update);
+    const chatId = startChatId;
 
     await prisma.telegramBusinessConnection.updateMany({
       where: {