Merge pull request #1161 from RESET-USER/patch-9

Update dataflows.md

Author: prmerger-automator[bot]

powerquery-docs/connectors/dataflows.md

@@ -66,6 +66,10 @@ To get data from Dataflows in Power Query Online:
 
 6. In the navigation page, select the data you require, and then select **Transform Data**.
 
+## Known issues and limitations
+
+The Power Query Dataflows connector inside Excel doesn't currently support sovereign cloud clusters (for example, China, Germany, US).
+
 ## Frequently asked questions
 
 _**DirectQuery is not working for me in Power BI—what should I do?**_