How can I prevent the synchronization of a folder, or folder structure? - How can I prevent the synchronization of a folder, or folder structure? - Alfresco - Alfresco Sync Service - Alfresco/Alfresco-Sync-Service/3.0/Alfresco-Sync-Service/Alfresco-Sync-Service/Administer/Sync-Service-Admin-FAQs/How-can-I-prevent-the-synchronization-of-a-folder-or-folder-structure - 3.0

You can stop users from synchronizing folders by creating a custom model with an aspect, and then updating the configuration in Alfresco Content Services.

See Limit folder synchronization for more.