update_synch_custom attributeDetailsThe attribute 'update_synch_custom' is for internal use only by ServiceNow development. It is supported by a back end Java class, part of embedded code, not accessible by customers. This is by design. Steps: 1. Login to the instance <abc> 2. Navigate to sys_dictionary.LIST 3. Add 'Attributes' field using gear icon 4. Search for 'update_synch_custom' in Attributes