Mention data transfer fully works in 4.10.0+

Author: pwizla

docusaurus/docs/dev-docs/data-management/transfer.md

@@ -7,6 +7,10 @@ canonicalUrl: https://docs.strapi.io/dev-docs/data-management/transfer.html
 
 # Data transfer
 
+:::strapi v4.10.0+ feature
+Data export is available in v4.10.0 and newer versions of Strapi. See the [Updates and Migration documentation](/dev-docs/update-version) to upgrade your application.
+:::
+
 The `strapi transfer` command streams your data from one Strapi instance to another Strapi instance. The `transfer` command uses strict schema matching, meaning your two Strapi instances need to be exact copies of each other except for the contained data. The default `transfer` command transfers your content (entities and relations), files (assets), project configuration, and schemas. The command allows you to transfer data:
 
 - from a local Strapi instance to a remote Strapi instance