> For the complete documentation index, see [llms.txt](https://help.smallbuilder.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.smallbuilder.com/smallbuilder-lists/getting-started-with-smallbuilder-lists/connected-app-setup.md).

# Connected App Setup

{% hint style="warning" %}
**From version 3.1, the Connected App has been replaced by the External Client App (ECA).**

If you are on version 3.1 or later, please refer to the [External Client App (ECA) Setup](/smallbuilder-lists/getting-started-with-smallbuilder-lists/eca-setup.md) page. The instructions below apply to Connected App environments on versions earlier than 3.1.
{% endhint %}

For metadata-related operations like **creating and managing tabs** within SmallBuilder Lists, additional configurations for the connected app associated with SmallBuilder Lists are required.

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### 🔸 Step 1: Configure Permitted Users <a href="#step-1-configure-permitted-users" id="step-1-configure-permitted-users"></a>

1. In **Setup**, enter Connected Apps in the Quick Find box and select **Manage Connected Apps**.
2. Click **Edit** for **SmallBuilder Lists OAuth**.
3. Set **Permitted Users** to **Admin approved users are pre-authorized**.
4. Click **Save**.

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### 🔸 Step 2: Assign Profiles or Permission Sets <a href="#step-2-assign-profiles-or-permission-sets" id="step-2-assign-profiles-or-permission-sets"></a>

1. In **Setup**, enter Connected Apps in the Quick Find box and select **Manage Connected Apps**.
2. Click **SmallBuilder Lists OAuth**.
3. At the bottom, click **Manage Profiles** or **Manage Permission Sets**.
4. Select the profile or permission set responsible for **configuring the product using the builder**.
5. Click **Save**.