diff --git a/src/api/whatsapp.ts b/src/api/whatsapp.ts
index f69f13236..51b08dac8 100644
--- a/src/api/whatsapp.ts
+++ b/src/api/whatsapp.ts
@@ -161,6 +161,16 @@ export class Whatsapp extends BusinessLayer {
     return true;
   }
 
+  /**
+   * Return PID process
+   * @internal
+   */
+  public getPID() {
+    const browser = this.page.browser();
+    const process = browser.process();
+    return process.pid;
+  }
+
   /**
    * Get message by id
    * @param messageId string