How to Generate Permanent Access Token for WhatsApp Cloud API (System User Method – 2026 Guide)
🚀 Introduction If you're using the WhatsApp Cloud API, you might have noticed that the default access token expires within 24 hours. To run your application without interruption, you need a permanent access token. In this guide, you’ll learn: How to generate a permanent access token What is System User in Meta Required permissions Common errors and fixes Let’s start 👇