Computer data recovery in Magtron is offered by a number of companies and individuals. The recovery experts work on recovering the data from damaged, failed, corrupted, or inaccessible secondary storage media. In most cases, data is recovered from storage media such as internal or external hard disk drives, solid-state drives (SSD), USB flash drive, CDs, DVDs, electronics. The experts use several techniques as well as software to recover the data. Computer data is usually lost due to physical damage to the device or logical damage to the file system. For successful recovery, it is important for the user to ensure that no additional data is written after the data is lost.