> ## Documentation Index
> Fetch the complete documentation index at: https://help.messagesync.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# WhatsApp Missed Call

> The  trigger is a custom Whatsapp provider workflow trigger that fires automatically whenever a  on your connected number. Use it to send an instant follow-up message, create a call-back task, or alert your team so no opportunity slips through.

***

## Key Benefits[​](#key-benefits "Direct link to Key Benefits")

**Instant Call-Back** - Reach out the moment a call is missed

**Lead Recovery** - Turn missed calls into booked conversations

**Team Alerts** - Notify the right rep immediately

**Filtered Automation** - Trigger only on calls that match your criteria

**Zero Manual Monitoring** - No need to watch the call log

***

## Who Should Use It[​](#who-should-use-it "Direct link to Who Should Use It")

**Sales teams** - Auto-respond to missed calls before the lead moves on

**Support teams** - Queue call-backs and track response times

**Agencies** - Ensure missed calls are handled across client sub-accounts

**High-volume operations** - Recover missed calls automatically at scale

***

## Requirements[​](#requirements "Direct link to Requirements")

Before using this trigger, update your Whatsapp provider app to the latest version:

<Steps>
  <Step>
    Go to **App Marketplace → Installed Apps**
  </Step>

  <Step>
    Find **Whatsapp provider**
  </Step>

  <Step>
    Click **Update** if available
  </Step>
</Steps>

***

## How to Set Up[​](#how-to-set-up "Direct link to How to Set Up")

### Step 1: Create a New Workflow[​](#step-1-create-a-new-workflow "Direct link to Step 1: Create a New Workflow")

<Steps>
  <Step>
    Go to **Automation → Workflows**
  </Step>

  <Step>
    Click **Create Workflow** or **+ Add**
  </Step>

  <Step>
    Select **Start from Scratch**
  </Step>
</Steps>

### Step 2: Add the Trigger[​](#step-2-add-the-trigger "Direct link to Step 2: Add the Trigger")

<Steps>
  <Step>
    Click **Add New Trigger**
  </Step>

  <Step>
    Switch to the **Apps** tab (not the default triggers)
  </Step>

  <Step>
    Find and click the **Whatsapp provider** app icon
  </Step>

  <Step>
    Select **WhatsApp Missed Call** from the dropdown
  </Step>

  <Step>
    (Optional) Add **Filters** to narrow when the trigger fires
  </Step>

  <Step>
    Click **Save trigger**
  </Step>
</Steps>

<Frame>
  <img src="https://mintcdn.com/goghl-whitelable/d0UJrCwlyc8wzaxE/images/automation/triggers/assets/images/whatsapp-missed-call-trigger-7fd2debb1f7a6918ca57e53e856a445b.png?fit=max&auto=format&n=d0UJrCwlyc8wzaxE&q=85&s=71f465838429f5abb64ce0ea925f7ae0" alt="WhatsApp Missed Call Trigger" width="2876" height="1556" data-path="images/automation/triggers/assets/images/whatsapp-missed-call-trigger-7fd2debb1f7a6918ca57e53e856a445b.png" />
</Frame>

### Step 3: Add Your Actions[​](#step-3-add-your-actions "Direct link to Step 3: Add Your Actions")

Add any actions you want to execute when a WhatsApp call is missed:

* **Send WhatsApp / SMS Message** → "Sorry we missed your call - how can we help?"
* **Create Task** → Assign a call-back to the right rep
* **Send Internal Notification** → Alert your team channel
* **Add to Workflow / Pipeline** → Start a lead-recovery sequence

### Step 4: Save and Publish[​](#step-4-save-and-publish "Direct link to Step 4: Save and Publish")

<Steps>
  <Step>
    Review your workflow
  </Step>

  <Step>
    Click **Save**
  </Step>

  <Step>
    Toggle workflow from **Draft** to **Published**
  </Step>
</Steps>

***

## Available Filters[​](#available-filters "Direct link to Available Filters")

Use filters to control exactly which missed calls start the workflow. Each filter can be paired with an operator (equals, contains, etc.).

| Filter                 | Description                                              |
| ---------------------- | -------------------------------------------------------- |
| Caller Phone Number    | The phone number of the person who called                |
| Connected Phone Number | Your WhatsApp number that received the call              |
| Location ID            | The CRM location (sub-account) where the call was missed |

***

## Example Use Cases[​](#example-use-cases "Direct link to Example Use Cases")

### Use Case 1: Instant Missed-Call Text Back[​](#use-case-1-instant-missed-call-text-back "Direct link to Use Case 1: Instant Missed-Call Text Back")

Never let a missed call go silent.

**Trigger:** WhatsApp Missed Call

**Action:** Send a WhatsApp message: "Sorry we missed your call! Reply here and we'll help right away."

***

### Use Case 2: Assign a Call-Back Task[​](#use-case-2-assign-a-call-back-task "Direct link to Use Case 2: Assign a Call-Back Task")

Make sure someone follows up.

**Trigger:** WhatsApp Missed Call

**Action:** Create a high-priority task to call `Caller Phone Number` back within 15 minutes.

***

## Important Notes[​](#important-notes "Direct link to Important Notes")

### Technical Details[​](#technical-details "Direct link to Technical Details")

* The trigger fires **once per missed call**
* Filters are optional - leave them blank to fire on every missed WhatsApp call
* Executes immediately when the missed call is detected

### Best Practices[​](#best-practices "Direct link to Best Practices")

* Pair this trigger with an **immediate text-back** for the fastest recovery
* Use the **Connected Phone Number** filter when running multiple numbers
* Test by placing a call to your connected number and letting it go unanswered

***

## FAQs[​](#faqs "Direct link to FAQs")

<AccordionGroup>
  <Accordion title="Does this fire for calls I decline as well as ones I don't answer?">
    The trigger fires when a call is registered as missed (unanswered). Behavior for declined calls depends on how the call is reported by WhatsApp.
  </Accordion>

  <Accordion title="Do I have to add filters?">
    No. Filters are optional. Without them, the trigger fires on every missed WhatsApp call.
  </Accordion>
</AccordionGroup>

***

## Support[​](#support "Direct link to Support")

If you need help with the setup or onboarding:

* Email: [**support@messagesync.ai**](mailto:support@messagesync.ai)