# WhatsApp initial configuration for Slack

## Step by step instruction

  
1\. Install our app. Use the button "**Add to Slack**" on the website  
[https://www.chatarchitect.com/product/whatsapp-and-slack-integration](https://www.chatarchitect.com/product/whatsapp-and-slack-integration)

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/image.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/image.png)

  
2\. Press "**Allow**"

<figure id="bkmrk--1">[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/ZCNimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/ZCNimage.png)

</figure>2\. Now you need to add the app to the channel where you want to use  
Go to the "**Apps**"

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/3JTimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/3JTimage.png)

3\. Choose "**ChatArchitect.com for WhatsApp**" - &gt; "**App details**" - &gt; "**View app details**"

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/VPbimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/VPbimage.png)

<figure id="bkmrk-4.-press-%22add-this-a">4. Press "**Add this app to a channel**" and choose a channel that you want to use and press "**Add**"   
[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/hXGimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/hXGimage.png)

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/rVNimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/rVNimage.png)

5. Now you need to open this channel and press "**Install**" button and fill in your APP ID and APP SECRET [![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/nKLimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/nKLimage.png)

</figure>5\. Write to your WhatsApp Business API number from your personal WhatsApp

[![image.png](https://support.chatarchitect.com/uploads/images/gallery/2026-05/scaled-1680-/YEjimage.png)](https://support.chatarchitect.com/uploads/images/gallery/2026-05/YEjimage.png)

<figure id="bkmrk-done.-you-can-now-us">Done. You can now use our WhatsApp Business API integration in your Slack.</figure>