diff --git a/extensions/telegram/src/channel.test.ts b/extensions/telegram/src/channel.test.ts
index 82309b9ec82..36cd39a2e55 100644
--- a/extensions/telegram/src/channel.test.ts
+++ b/extensions/telegram/src/channel.test.ts
@@ -220,6 +220,33 @@ describe("telegramPlugin messaging", () => {
   });
 });
 
+describe("telegramPlugin threading", () => {
+  it("honors per-account replyToMode overrides", () => {
+    const resolveReplyToMode = telegramPlugin.threading?.resolveReplyToMode;
+    if (!resolveReplyToMode) {
+      throw new Error("Expected telegramPlugin.threading.resolveReplyToMode to be defined");
+    }
+
+    const cfg = {
+      channels: {
+        telegram: {
+          replyToMode: "all",
+          botToken: "token-default",
+          accounts: {
+            work: {
+              botToken: "token-work",
+              replyToMode: "first",
+            },
+          },
+        },
+      },
+    } as OpenClawConfig;
+
+    expect(resolveReplyToMode({ cfg, accountId: "work" })).toBe("first");
+    expect(resolveReplyToMode({ cfg, accountId: "default" })).toBe("all");
+  });
+});
+
 describe("telegramPlugin threading", () => {
   it("keeps topic thread state in plugin-owned tool context", () => {
     expect(
diff --git a/extensions/telegram/src/channel.ts b/extensions/telegram/src/channel.ts
index 818a8b283f3..a53cb1a0d17 100644
--- a/extensions/telegram/src/channel.ts
+++ b/extensions/telegram/src/channel.ts
@@ -871,7 +871,11 @@ export const telegramPlugin = createChatChannelPlugin({
     collectWarnings: collectTelegramSecurityWarnings,
   },
   threading: {
-    topLevelReplyToMode: "telegram",
+    scopedAccountReplyToMode: {
+      resolveAccount: (cfg, accountId) => resolveTelegramAccount({ cfg, accountId }),
+      resolveReplyToMode: (account) => account.config.replyToMode,
+      fallback: "off",
+    },
     buildToolContext: (params) => buildTelegramThreadingToolContext(params),
     resolveAutoThreadId: ({ to, toolContext }) => resolveTelegramAutoThreadId({ to, toolContext }),
   },