Experts recommend using the SysInfo VMDK Recovery Tool to fix faulty VMDK files and extract as much data as possible. VMware virtual machine hard disk data is often saved using the Virtual Machine Disk (VMDK) format. However, occasionally the VMware machine corrupts and fails to load because of the system's burden. Because this software was created with intelligent recovery algorithms to ensure safe and efficient VMDK file recovery, it can instantly restore your corrupted VMDK files in under a minute.