---
schema_version: "1"
id: 756ed8a6e7e70b2cf6a65dc513492075feb138a6fed0606630cac7a938b03b22
title: Disconnect Synchronized Data Sources
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_cab_disconnect_synchronized_data_sources.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_cab_disconnect_synchronized_data_sources.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 43d565733a2cbf3ea6567706986d067457527abd35be25e5ba19091363380396
description: To disconnect synchronized data sources, disconnect Marketing Cloud Connect. As part of this process, Synchronized Data Sources removes all synchronized data extensions, the Contacts attribute group, and the synchronized data source. Only disconnect these tools when necessary, because data is removed from Marketing Cloud Engagement, which can disrupt your marketing activities.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Disconnect Synchronized Data Sources

To disconnect synchronized data sources, disconnect Marketing Cloud Connect. As part of this process, Synchronized Data Sources removes all synchronized data extensions, the Contacts attribute group, and the synchronized data source. Only disconnect these tools when necessary, because data is removed from Marketing Cloud Engagement, which can disrupt your marketing activities.

1. In Marketing Cloud Engagement, hover over Welcome and click **Administration**.
2. Click **Salesforce Integration**.
3. Click **Disconnect**.
4. Click **Confirm**.

The Salesforce integration is unavailable until the process completes.