FAT32 formatted as NTFS data recovery case

Case:
Customer change file system FAT32 formatting into NTFS, the entire disk data is lost.

Solution:
After receiving the disk, I looked at it and found that there was nothing inside, because I started to make the hard disk make the image, and after the mirror entered the system into the system, open the D disk with Winhex.FF FF 0F) is FAT 32, and then find a FAT table. This should be FAT1, record the address, then press f3 and then search, and find a FAT table. This should be FAT2, and then two fats.In the table, in comparison with WINHEX, it shows that the FAT is not destroyed. At this time, I started to fill in the key information to the DBR template I have prepared before I have prepared the DBR template I have prepared before.After filling in the number of partition size, retaining sector, FAT table occupation sector), after filling in, cover the DBR of the NTFS formatted formatted later, and then enter the partition table to change 07 to 0C, partition size -1, re-loaded the hard disk data recoverysuccess!