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

# ETL: Connecting to Marketing Cloud (REST)

> Connect Salesforce Marketing Cloud (REST API) to Integrate.io ETL. Configure API credentials and connection settings for data extraction.

## To define a connection in Integrate.io ETL to Marketing Cloud

<Steps>
  <Step>
    Click the Connections icon (lightning bolt) on the top left menu.
  </Step>

  <Step>
    To create a connection, click **New connection**.

    <Frame>
      <img src="https://mintcdn.com/integrateio/XpeHmuMzUiEmfOEz/images/connectivity-and-security/image-113.webp?fit=max&auto=format&n=XpeHmuMzUiEmfOEz&q=85&s=d3898f5f8b9156b0cc079f0393c172e1" alt="New connection button in the Connections menu" width="1200" height="829" data-path="images/connectivity-and-security/image-113.webp" />
    </Frame>
  </Step>

  <Step>
    Select **Marketing Cloud(REST)** and name the connection.

    <Frame>
      <img src="https://mintcdn.com/integrateio/XpeHmuMzUiEmfOEz/images/connectivity-and-security/image-114.webp?fit=max&auto=format&n=XpeHmuMzUiEmfOEz&q=85&s=e3bbd2232133c6945d195b43eef415b3" alt="Selecting Marketing Cloud REST from the connection type list" width="1200" height="829" data-path="images/connectivity-and-security/image-114.webp" />
    </Frame>
  </Step>

  <Step>
    In the new Marketing Cloud connection window, name the connection and enter the connection information.

    <Frame>
      <img src="https://mintcdn.com/integrateio/XpeHmuMzUiEmfOEz/images/connectivity-and-security/image-115.webp?fit=max&auto=format&n=XpeHmuMzUiEmfOEz&q=85&s=8a1b7cc1e3b26ef75de6760f3eb665c0" alt="Marketing Cloud REST connection form with credential fields" width="1200" height="829" data-path="images/connectivity-and-security/image-115.webp" />
    </Frame>

    * **Name** - Name for the new connection
    * **Client ID** - Your Marketing Cloud Client ID
    * **Client Secret** - Your Marketing Cloud Client Secret
    * **Account ID** - Your Marketing Cloud Account ID
  </Step>

  <Step>
    Click **Create Connection**.

    <Frame>
      <img src="https://mintcdn.com/integrateio/XpeHmuMzUiEmfOEz/images/connectivity-and-security/image-116.webp?fit=max&auto=format&n=XpeHmuMzUiEmfOEz&q=85&s=d320d22e0493d546174656bd3dd3e357" alt="Create Connection button to finalize the setup" width="1200" height="829" data-path="images/connectivity-and-security/image-116.webp" />
    </Frame>
  </Step>
</Steps>

## To modify a Marketing Cloud connection in Integrate.io ETL

<Steps>
  <Step>
    Click the **Connections** icon (lightning bolt) on the top left menu.
  </Step>

  <Step>
    Click a connection to open and modify it. Make any necessary changes, then click Test connection, and Save changes. To exit the Marketing Cloud connection window without changes, click Back to connections (grey tab on the left side) on the Marketing Cloud connection window.
  </Step>

  <Step>
    To delete a Marketing Cloud connection, click on the three vertical dots on the far right of the connection listing and select the Delete connection option.

    <Frame>
      <img src="https://mintcdn.com/integrateio/XpeHmuMzUiEmfOEz/images/connectivity-and-security/image-117.webp?fit=max&auto=format&n=XpeHmuMzUiEmfOEz&q=85&s=17a9e40581a2abf42c6bea0e3aecf0e8" alt="Delete connection option in the connection listing menu" width="1200" height="829" data-path="images/connectivity-and-security/image-117.webp" />
    </Frame>
  </Step>
</Steps>