# Source: https://docs.squared.ai/guides/destinations/retl-destinations/adtech/facebook-ads.md

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

# Facebook Custom Audiences

## Connect AI Squared to Facebook Custom Audiences

This guide will walk you through configuring the Facebook Custom Audiences Connector in AI Squared to manage your custom audiences effectively.

### Prerequisites

Before you begin, make sure you have the following:

1. **Get your [System User Token](https://developers.facebook.com/docs/marketing-api/system-users/overview) from Facebook Business Manager account:**

   * Log in to your Facebook Business Manager account.
   * Go to Business Settings > Users > System Users.
   * Click "Add" to create a new system user if needed.
   * After creating the system user, access its details.
   * Generate a system user token by clicking "Generate New Token."
   * Copy the token for later use in the authentication process.

2. **Access to a Facebook Business Manager account:**

   * If you don't have an account, create one at [business.facebook.com](https://business.facebook.com/) by following the sign-up instructions.

3. **Custom Audiences:**

   * Log in to your Facebook Business Manager account.
   * Navigate to the Audiences section under Business Tools.
   * Create new custom audiences or access existing ones.

### Steps

### Authentication

Authentication is supported via two methods: System user token and Log in with Facebook account.

1. **System User Token:**

   * **[access\_token](https://developers.facebook.com/docs/marketing-api/system-users/create-retrieve-update)**: Obtain a system user token from your Facebook Business Manager account in step 1 of the prerequisites.
   * **[ad\_account\_id](https://www.facebook.com/business/help/1492627900875762)**: Paste the system user token into the provided authentication field in AI Squared.
   * **[audience\_id](https://developers.facebook.com/docs/marketing-api/reference/custom-audience/)**: Obtain the audience ID from step 3 of the prerequisites.

2. **Log in with Facebook Account**

   *Coming soon*

### Supported Sync Modes

| Mode             | Supported (Yes/No/Coming soon) |
| ---------------- | ------------------------------ |
| Incremental sync | YES                            |
| Full refresh     | Coming soon                    |