Win7 detected hard disk error prompts, please backup the file immediately

Friends who encounter this situation need to pay attention, although I do not know what the current hard disk is encountered, but in the case of the computer can still use, we The first thing to do is to back up the data on the hard drive to prevent data loss. Then enable the system check to find the reason.
After the data backup is completed, we can handle it in two ways:
1, system problem: open the computer - drive letter right - attribute - tool - check error - start checking. If the computer finds a hard disk problem, it will enable automatic system repair. If you can't fix it, you can try the following method.
2, hard disk problem: full format, and find a professional to detect whether the hard disk has bad sectors, if there are bad sectors, you need to change a hard disk.
No matter what method is used, the first operation is to back up the data. After all, the data is priceless. The price of the hard disk is now cheaper. You can buy a 1TB hard disk for three or four hundred, but you can’t lose it because of small . I hope that the above methods and suggestions can be helpful to everyone.