How to drive WhatsApp messages from Instagram ads

Quick Answer

To drive WhatsApp messages from Instagram ads, create an Engagement campaign in Meta Ads Manager, set conversion location to Messaging apps > WhatsApp, link your WhatsApp Business number, and design an automated welcome message that qualifies leads before a human replies.

Step-by-Step Guide

1. Set up WhatsApp Business

Download WhatsApp Business or WhatsApp Business Platform (cloud API). Verify your business phone number.

2. Connect WhatsApp to Meta Business Manager

Go to business.facebook.com > Settings > Accounts > WhatsApp accounts. Click Add and follow the verification flow. Link the WhatsApp number to your Facebook Page.

3. Create an Engagement campaign

In adsmanager.facebook.com click Create > Engagement. Name it "IG-WhatsApp-Leads".

4. Choose WhatsApp as the destination

At the ad set level under Conversion location pick Messaging apps > WhatsApp. Select your linked WhatsApp number.

5. Write a welcome message

Configure a prefilled message users see when they tap the ad. Example: "Hi, I saw your Instagram ad - I'd like more info on [product]."

6. Design the creative

Upload a vertical Reel or image. The CTA button automatically becomes Send WhatsApp Message. Write copy that explicitly invites messaging.

7. Track and respond

In Ads Manager track Messaging conversations started as your key metric. Respond within 15 minutes for best conversion rates. Use WhatsApp auto-replies for after hours.

FAQs

Is this better than Click-to-DM? Depends on audience — WhatsApp works best for EMEA and LATAM; Instagram DM works best for US and UK.

What is a good CPA? GBP 2–6 per conversation, varies by vertical.

Can I automate the WhatsApp conversation? Yes, with ManyChat, Wati, or the WhatsApp Business Platform.

Do I need a business phone number? Yes, a dedicated WhatsApp Business number.

Can I track WhatsApp conversions to sale? Yes — use the WhatsApp Business Platform with custom events.

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