Applicable
1, typically, mobile hard disk, U disk, digital card (camera, mobile phone, etc.), MP3;
2, ordinary hard disk;
3, few, disk array, such as the use of Windows Storage System;
Symptoms
1, mobile hard disk or U disk, not normally shut down directly under the state, the next time the access system double-click the letter prompts "disk unformatted, format"
2, digital cameras, mobile phones and other unconventional or unconventional operation (such as incompatible card reader device), resulting in digital card access to the computer prompts the "disk is not formatted, whether the format of"
3, the installation of dual system write boot code, and then access Windows prompts "Disk is not formatted, want to now format it?"
4, other causes (such as virus destruction, disk bad road, etc.) after the partition access system prompts the "disk is not formatted, format"
[Emergency handling]
1, not according to the hint format, many users listen to the Internet or other people's suggestions, first formatted with easyrecovery and other software recovery. This operation is an irreversible disaster operation, but it may not affect the original structure in very few specific cases. For example, normal operations can recover data 100% in 10 minutes, but it may take 1 days or longer to format it, while 100% restores are rarely possible.
2, if encountered bad, you need to first mirror operation of the source disk. Should not be dealt with directly.
3, as little as possible to the source hard disk read and write operations to the professional data recovery company to seek help!
Attached
Scenarios for mirroring a disk:
1, can be the same or greater than the source disk capacity of the hard disk as the target disk, the source disk of all sectors to the target Disk mode clone.
2, the source disk can be completely sector-wide output files to a large capacity storage space (such as large-capacity hard disk, NAS, SAN, Das, etc.)