Facebook Messenger Integration in HighLevel

Updated: February 6, 2026  | 
Author: Bill Stilwell

This post covers what the Facebook Messenger Integration does, how to set it up, how automated responses work with Messenger, the 24-hour messaging window rule, how Messenger messages connect to the contact record, and how the integration fits into a multi-channel communication strategy.

Reading time: about 6 minutes.

What Is the Facebook Messenger Integration in HighLevel?

The Facebook Messenger Integration connects a business’s Facebook Page to HighLevel so that messages sent to the Page via Messenger appear directly in the HighLevel Conversations Inbox.

Before this integration, a business managing Facebook messages had to monitor the native Facebook Inbox or Meta Business Suite separately from their CRM and other communication tools. Messenger conversations happened in one place; customer records, SMS follow-up, and email communication happened somewhere else.

The result was fragmented conversation history and missed messages when no one happened to check the Facebook inbox.

With the integration, Facebook Messenger becomes one more channel in the unified HighLevel inbox – alongside SMS, email, and other connected messaging channels. All communication with a contact, regardless of which channel they chose, is visible in one organized view.

Set it up at Settings, then Integrations in the sub-account.

What It Does

The integration routes inbound Messenger messages to HighLevel and allows outbound replies from within HighLevel back to Facebook Messenger. The Facebook user sees the conversation in their Messenger app as if they were messaging the Page directly – they have no visibility into the fact that the business is managing the conversation from HighLevel.

When a new contact messages the Facebook Page for the first time, HighLevel creates a contact record for them using their Facebook profile name. If the contact matches an existing record by email or phone, the Messenger conversation is linked to the existing contact.

Every Messenger message – inbound and outbound – is added to the contact’s activity timeline alongside their SMS, email, and other communication history. The full conversation history with that person, across all channels, is in one place.

Setting It Up

The setup follows the same OAuth pattern as the Facebook Lead Ads Integration. In the sub-account, go to Settings, then Integrations.

Find the Facebook option. Click to connect and follow the OAuth authorization flow – log in with the Facebook account that manages the Page and approve the required permissions, including Messenger access for the Page.

After authorizing, select the specific Facebook Page to connect. If the authorized account manages multiple Pages, choose the correct one.

Once the Page is selected and the connection is saved, Messenger messages begin appearing in the Conversations Inbox.

Test the connection immediately after setup. Send a message to the Page from a personal Facebook account (not the admin account) and confirm it appears in the HighLevel inbox within a minute or two.

Messenger in the Conversations Inbox

Messenger conversations appear in the Conversations Inbox with a Facebook icon indicator – distinguishing them from SMS conversations and email conversations in the same list. The contact name, the message preview, and the timestamp are visible in the conversation list without opening the thread.

Opening a Messenger conversation shows the full thread – all messages in the conversation, with timestamps, in chronological order. The right panel shows the contact’s CRM data: their name, tags, pipeline stage, and recent activity.

The full context of who is messaging is visible alongside the message content.

For businesses that receive Messenger messages throughout the day – inquiries, questions, booking requests – the inbox view makes it immediately clear which messages have been read, which are new, and which have been resolved.

Replying to Messenger Messages From HighLevel

In the compose area at the bottom of a Messenger conversation, the channel selector shows Facebook as a reply option. Select Facebook, type the reply, and send.

The message is delivered to the Facebook user’s Messenger app.

The response appears in the HighLevel conversation thread as an outbound message, creating a continuous record of both sides of the conversation. The team member’s reply is sent from the connected Facebook Page, so the user sees the Page name in their Messenger conversation – not the individual team member’s personal Facebook name.

Contact Creation From Messenger

When a Facebook user sends a message to the connected Page and no existing HighLevel contact matches their profile, a new contact record is created automatically. The contact is created using whatever information Facebook makes available – typically the user’s display name.

Because Facebook does not share users’ email addresses or phone numbers with the Messenger integration, new contacts created from Messenger messages often have only a name initially. The team needs to collect contact information during the conversation or through a form to populate the email and phone fields.

This matters for automation: workflows that rely on having an email address or phone number to send messages cannot reach a contact who only has a Facebook name on file. Collecting additional contact information early in the Messenger conversation is a practical step for every new Messenger contact.

Automated Responses and Workflow Triggers

Workflow Builder supports triggers for inbound Facebook Messenger messages. When a new Messenger message arrives, a workflow can fire immediately – sending an automated reply, creating or tagging the contact, assigning the conversation to a team member, or initiating any other workflow action.

A standard automated response workflow for Messenger looks like this: trigger fires on new inbound Messenger message, workflow sends an immediate auto-reply (“Thanks for messaging us! We’ll get back to you within an hour during business hours.”), workflow tags the contact “Facebook Messenger Inquiry,” workflow assigns the conversation to the team member who handles social channel inquiries.

This automation ensures that every Messenger message gets an immediate acknowledgment – even at 11pm when no one is monitoring the inbox. The acknowledgment sets expectations for when a human response will follow and reduces the chance the user thinks their message was not received.

Conversation AI on Messenger

When Conversation AI is configured and enabled for the Facebook Messenger channel, it can handle inbound messages automatically – responding to common questions, qualifying prospects through a conversation flow, and booking appointments.

A user who messages the Facebook Page asking “Do you service my area?” or “What are your pricing options?” receives an immediate, relevant, automated response from the AI rather than waiting for a human to see the message and reply. For businesses with high Messenger inquiry volume and repetitive questions, AI on Messenger significantly reduces the manual workload.

The AI’s conversation appears in the HighLevel inbox alongside human-handled conversations. The team can review AI-handled Messenger conversations, take over when needed, and see the complete exchange the AI had with the prospect before a human engagement began.

The 24-Hour Messaging Window

Facebook’s Messenger Platform has a 24-hour messaging window – a platform policy that only permits businesses to send standard messages to a user within 24 hours of the user’s last message to the Page.

After 24 hours without a new message from the user, the messaging window closes. Attempting to send a standard Messenger message outside the window will fail.

This is a Facebook platform rule that HighLevel cannot override – it applies to all businesses using the Messenger API, regardless of the tool used to send messages.

The practical implication: Messenger conversations should be conducted while the user is engaged. Do not treat Messenger like SMS, where messages can be sent to a contact at any time.

A lead who messaged the Page yesterday but has not replied to follow-up is outside the messaging window – they cannot be reached via Messenger at that point.

For ongoing contact with leads who initially reached out via Messenger, collecting their phone number or email address during the conversation enables follow-up through SMS or email, which do not have the same platform-imposed messaging window restrictions.

Multiple Facebook Pages

Multiple Facebook Pages can be connected to a single HighLevel sub-account. Messages from all connected Pages appear in the same Conversations Inbox, with the Page source visible in the conversation indicator.

For agencies managing multiple client Facebook Pages, the per-sub-account connection structure keeps each client’s Messenger conversations in the client’s own sub-account – not mixed with other clients. Each client sub-account connects its own Facebook Page independently.

What Can You Do With It?

• Manage all Facebook Page messages from the HighLevel inbox without switching to Facebook: Messenger messages appear alongside SMS and email in the unified inbox – one place to monitor and respond to all inbound communication.
• Send automated instant replies to every new Messenger inquiry: A workflow triggered by inbound Messenger messages sends an immediate response – so every prospect receives an acknowledgment even during off-hours, and no message goes unacknowledged.
• Build a complete communication history across all channels for every contact: Messenger messages appear in the contact’s activity timeline alongside their SMS, email, and other interactions – the full relationship history in one view.
• Use Conversation AI to handle repetitive Messenger inquiries automatically: Common questions about hours, pricing, service area, or availability are answered by AI without human involvement – freeing the team for conversations that require judgment.
• Create contacts automatically when new users message the Page: Every new Messenger conversation creates or updates a contact record – the inquiry is captured in the CRM the moment it arrives.

Key Definitions

Use Cases by Industry

Local Restaurant – Instant Booking Inquiry Responses

A restaurant receives frequent Messenger inquiries about reservations, hours, and menu options. Previously, the manager checked the Facebook Inbox sporadically and often missed messages during busy periods.

The integration routes all Messenger messages to the HighLevel inbox, which the manager already monitors for SMS and email.

A workflow sends an automated reply within seconds of any new Messenger message: “Thanks for reaching out! We’re open 11am-10pm daily.

For reservations, you can book at [booking link] or we’ll get back to you shortly.” The automated response handles the most common inquiry (hours and reservations) instantly, and the manager follows up on anything that needs a personal response from the inbox review.

Result: Every Messenger inquiry gets an immediate, helpful response. The manager handles follow-up from the HighLevel inbox alongside SMS and email – one place to manage all inbound communication rather than three separate apps.

Real Estate Agent – Open House Inquiries

A real estate agent runs Facebook ads for open house events. Some prospects click the Facebook Page and message directly rather than clicking through to the funnel.

The Messenger integration captures these inquiries in the HighLevel inbox.

The inbound Messenger trigger fires an automated reply: “Thanks for your interest in the open house! Can I get your email address so I can send you the full property details and directions?” The follow-up question is designed to collect contact information – converting a Messenger-only contact into a contact with an email address for ongoing follow-up after the 24-hour window closes.

Result: Open house inquiries via Messenger are captured, responded to instantly, and guided toward sharing contact information for ongoing follow-up via email – which has no messaging window restrictions.

Home Services – After-Hours Lead Capture

A roofing company receives Messenger inquiries at all hours – homeowners who see a Facebook ad late at night and message immediately. The automated Messenger response workflow sends an instant reply: “Thanks for reaching out about your roof!

We’ll call you first thing tomorrow morning. Can we get your phone number so we can reach you directly?”

When the homeowner replies with their phone number, a workflow action updates the contact’s phone field and triggers the standard lead follow-up sequence – SMS notification to the owner at business opening time, automated SMS to the lead, pipeline opportunity created. The Messenger inquiry converts into a fully tracked CRM lead even though it came in at 10pm.

Result: After-hours Messenger leads are captured, responded to immediately, and converted into CRM contacts with phone numbers – ready for the next morning’s follow-up without any manual action required from the team.

Marketing Agency – Centralized Client Inbox Management

An agency manages Facebook Pages for six local service business clients. Each client’s Facebook Page is connected to their respective HighLevel sub-account.

The agency’s community manager monitors all six sub-accounts’ inboxes from within HighLevel – rotating through them rather than checking six separate Facebook Inbox views.

Conversation AI handles initial Messenger responses for three of the six clients – the ones with high inquiry volume and repetitive question patterns. The community manager handles the remaining three manually and reviews AI-handled conversations to confirm quality before considering adding AI to those accounts as well.

Result: Six client Facebook Pages managed from within HighLevel without the community manager needing to maintain separate Facebook logins or contexts for each client’s inbox. The integration consolidates the entire social messaging workload into the existing HighLevel workflow.

Who Is This For?

How to Connect Facebook Messenger to HighLevel

Step 1: Go to Integrations in Settings

In the sub-account, go to Settings, then Integrations. Find the Facebook option.

Step 2: Connect via OAuth

Click to connect. Follow the OAuth flow – log in with the Facebook account managing the Page.

Approve all requested permissions, including Messenger access.

Step 3: Select the Facebook Page

After authorizing, select the Facebook Page to connect. If multiple Pages are under the account, choose the correct one.

Step 4: Save and test

Save the connection. Send a test message to the Page from a personal Facebook account.

Verify the message appears in the HighLevel Conversations Inbox within a few minutes.

Step 5: Reply from HighLevel

Open the test Messenger conversation in the inbox. Select Facebook in the channel selector.

Send a reply. Verify the response appears in the Facebook Messenger conversation on the test account.

Step 6: Set up an automated response workflow

In Workflow Builder, create a workflow triggered by inbound Facebook Messenger message. Add an automated reply action – an immediate acknowledgment message.

Activate the workflow.

Step 7: Configure AI if applicable

If using Conversation AI, configure it for the Facebook Messenger channel so the AI handles initial qualification conversations automatically.

Step 8: Train the team

Inform the team to monitor the HighLevel inbox for Messenger messages rather than the native Facebook Inbox. Both inboxes receive the messages, but managing from HighLevel keeps all channels centralized.

Step 9: Add a step to collect contact info in the auto-response

Update the automated workflow to include a message asking for the contact’s phone number or email address. This step converts Messenger-only contacts into fully contactable CRM leads before the 24-hour window closes.

How Does It Connect to HighLevel?

• Conversations Inbox: Facebook Messenger is one of the channels in the Conversations Inbox. Messenger messages appear in the unified list alongside SMS, email, and other channels – the inbox consolidation is what makes the integration most practically useful.
• Facebook Lead Ads Integration: The same Facebook Page connection that enables Messenger routing also supports the Facebook Lead Ads Integration. Both features are configured through the same Facebook Page connection in Settings, then Integrations.
• Conversation AI: Conversation AI can be enabled for the Facebook Messenger channel, handling inbound messages automatically. Messenger is one of the channels AI can manage through the unified conversation infrastructure.
• Contact Management: New Messenger conversations automatically create contacts in Contact Management. Messenger conversation history appears in the contact’s activity timeline. The Messenger integration feeds the CRM’s contact-level communication record.
• Workflow Builder: The inbound Messenger message trigger in Workflow Builder connects Messenger activity to automated action – responses, tagging, assignment, and contact updates – making the integration active rather than passive.

Common Questions

What is the Facebook Messenger Integration in HighLevel?

A connection that routes Facebook Page Messenger messages to the HighLevel Conversations Inbox. Reply, automate responses, and track contact history – all from within HighLevel.

Where do I set up the Facebook Messenger Integration in HighLevel?

Settings, then Integrations. Connect via OAuth with the Facebook account that manages the Page.

Select the Page. Messages begin appearing in the Conversations Inbox immediately after setup.

Can I reply to Facebook messages from within HighLevel?

Yes. Select Facebook in the channel selector in the compose area. The reply is delivered to the user in their Messenger app.

Can inbound Facebook Messenger messages trigger automations in HighLevel?

Yes. The inbound Facebook Messenger message trigger in Workflow Builder fires when a new message arrives. Use it for automated replies, contact tagging, and conversation assignment.

Does the Facebook Messenger Integration create a new contact in HighLevel when someone messages?

Yes. New Messenger conversations create contact records using the user’s Facebook display name. Phone and email are not shared by Facebook – collect them during the conversation.

Can I see Facebook message history for a contact in HighLevel?

Yes. Messenger conversation history appears in the contact’s activity timeline alongside their other channel interactions.

Does connecting a Facebook Page to HighLevel affect how the Page works on Facebook?

Messages appear in both the native Facebook Inbox and in HighLevel. HighLevel is an additional management layer – the Facebook Page and its native inbox continue to function normally.

Can Conversation AI handle Facebook Messenger messages in HighLevel?

Yes. Configure Conversation AI for the Facebook Messenger channel to handle inbound messages automatically – qualifying leads, answering common questions, and booking appointments.

Can I connect multiple Facebook Pages to one HighLevel sub-account?

Yes. Multiple Pages can be connected to a single sub-account. Messages from all Pages appear in the same Conversations Inbox with Page source indicators.

What happens if someone sends a message on Facebook while outside the 24-hour messaging window?

HighLevel cannot send the message – Facebook’s platform policy restricts messaging to within 24 hours of the user’s last message. This is a Facebook rule, not a HighLevel limitation.

Collect phone or email during the conversation for ongoing follow-up.

To Wrap It Up

Facebook Messenger is a significant communication channel for businesses with active Facebook Pages – and it is one that historically gets missed or delayed because it lives in a separate inbox that requires an extra login and an extra mental context to check.

The HighLevel integration solves that operational problem by putting Messenger in the same place as everything else. The team does not need to remember to check Facebook separately.

New messages appear in the HighLevel inbox they are already monitoring. Automated responses ensure nothing goes unacknowledged.

The 24-hour messaging window is the key constraint to plan around. Messenger is a real-time channel – it works best for conversations that happen actively, where the lead is engaged and responding.

It is not a good channel for outbound campaigns or for reaching dormant leads. Collect phone numbers and emails during Messenger conversations to enable ongoing follow-up through channels without that restriction.

Here is how to get started:

1. Go to Settings, then Integrations in the sub-account and connect the Facebook Page via OAuth
2. Select the correct Page and save the connection
3. Send a test message from a personal Facebook account and verify it appears in HighLevel
4. Reply from HighLevel and verify the response arrives in Messenger on the test account
5. Build an automated response workflow triggered by inbound Messenger messages
6. Include a question in the auto-response to collect phone number or email
7. Configure Conversation AI for Messenger if inquiry volume is high
8. Inform the team to monitor HighLevel rather than the native Facebook Inbox

The most common failure mode for Messenger integration is teams that still check the native Facebook Inbox for some messages and the HighLevel inbox for others. Pick one and use it consistently.

Manage Messenger from HighLevel – that is what the integration is for. Train the team explicitly, and consider muting Facebook Inbox notifications on any devices where they might prompt checking the native inbox out of habit.