File recovery from WD My Passport Ultra 1 TB Portable External USB 3.0 Harddrive after delete or format and lost data on account of not formatted , not recognized , bust ,not showing up, power failure, logical damaged. img src=”http://datarecoveryworld.net/wp-content/uploads/2015/10/Data-Recovery-Specialists.jpg”> Loss of data is distinguished from data unavailability, which can arise from a network outage.