diff --git a/extensions/ringcentral/src/monitor.ts b/extensions/ringcentral/src/monitor.ts
index 79bc31896..24bf6e6ae 100644
--- a/extensions/ringcentral/src/monitor.ts
+++ b/extensions/ringcentral/src/monitor.ts
@@ -222,9 +222,20 @@ async function processMessageWithPipeline(params: {
   }
 
   // Personal, PersonalChat, Direct are all DM types
+  const isPersonalChat = chatType === "Personal" || chatType === "PersonalChat";
   const isGroup = chatType !== "Direct" && chatType !== "PersonalChat" && chatType !== "Personal";
   runtime.log?.(`[${account.accountId}] Chat type: ${chatType}, isGroup: ${isGroup}`);
 
+  // In selfOnly mode, by default only allow "Personal" chat (conversation with yourself)
+  // Set allowOtherChats: true to allow DMs and groups
+  if (selfOnly) {
+    const allowOtherChats = account.config.allowOtherChats === true; // default false
+    if (!allowOtherChats && !isPersonalChat) {
+      logVerbose(core, runtime, `ignore non-personal chat in selfOnly mode: chatType=${chatType}`);
+      return;
+    }
+  }
+
   const defaultGroupPolicy = config.channels?.defaults?.groupPolicy;
   const groupPolicy = account.config.groupPolicy ?? defaultGroupPolicy ?? "allowlist";
   const groupConfigResolved = resolveGroupConfig({
diff --git a/extensions/ringcentral/src/types.ts b/extensions/ringcentral/src/types.ts
index e9ae93ade..a53f9246c 100644
--- a/extensions/ringcentral/src/types.ts
+++ b/extensions/ringcentral/src/types.ts
@@ -115,6 +115,7 @@ export type RingCentralAccountConfig = {
   botExtensionId?: string;
   replyToMode?: "off" | "all";
   selfOnly?: boolean; // JWT mode: only accept messages from the JWT user (default: true)
+  allowOtherChats?: boolean; // In selfOnly mode, allow chats other than Personal (default: false)
 };
 
 export type RingCentralConfig = RingCentralAccountConfig & {