improving remediation

Author: khdownie

articles/storage/file-sync/file-sync-troubleshoot-sync-errors.md

@@ -558,7 +558,7 @@ Sync sessions fail with one of these errors because either the volume has insuff
 | **Error string** | ECS_E_REPLICA_NOT_READY |
 | **Remediation required** | No |
 
-This error occurs because the cloud endpoint was created with content already existing on the Azure file share. Azure File Sync must scan the Azure file share for all content before allowing the server endpoint to proceed with its initial synchronization.
+This error occurs because the cloud endpoint was created with content already existing on the Azure file share. Azure File Sync must scan the Azure file share for all content before allowing the server endpoint to proceed with its initial synchronization. Once change detection completes on the Azure file share, sync will commence. Change detection can take longer than 24 hours to complete, and is proportional to the number of files and directories on your Azure file share. If cloud tiering is configured, files will be tiered after sync completes.
 
 <a id="-2134375877"></a><a id="-2134375908"></a><a id="-2134375853"></a>**Sync failed due to problems with many individual files.**