Applies to ONTAP 9 Volume and/or data deleted in error This Knowledge Base article provides guidelines for securing data recovery services when NetApp Technical Support is unable to retrieve lost or c...Applies to ONTAP 9 Volume and/or data deleted in error This Knowledge Base article provides guidelines for securing data recovery services when NetApp Technical Support is unable to retrieve lost or corrupted data from ONTAP 9 and E-Series systems. It includes steps for resorting to Host/File System vendor's aid and, for the final recourse, how to engage with third-party recovery services. It additionally offers instructions for situations dealing with accidental data deletion and RansomWare.