Failure repair of memory card

First, the problem arises

The phone memory card (SanDisk) is suddenly unreadable, and the reader is plugged into the computer to " format it before using the disc in the drive ."

Second, the solution

Baidu "needs to be formatted before using the disc in the drive", then the comprehensive experience concludes as follows.

2.1 First Choice Repair method

The operating system comes with the repair function, dos command input: chkdsk h:/f or Chkdsk h:/r, is the fix and repair meaning, detailed can see the help command chkdsk/?.

If not, repair with the repair software.

2.2 Tool Repair Comparison

2.2.1 Recuva

Baidu experience in finding an article, which repair tools used is Recuva, the post of the repair effect is very good, so download use. After opening the software to read the memory card, the speed is very slow, the end of the scan to pay to repair, so give up.

2.2.2 Diskgenius

The use of the effect is very good, free, no repair function, the data directly copied one copy.

2.2.3 FinalData

Colleagues recommend, the effect is good, free, I temporarily unused,

Failure repair of memory card