An Overview of CHKDSK Utility
The very first thing to be introduced here is what exactly CHKDSK is & why Windows OS users need to run this utility. CHKDSK is a command that executes in command line to run Check Disk utility, as the name suggests the primary purpose of the Check Disk is checking the disk. Furthermore, it is an inbuilt system utility provided by Microsoft for its Windows Operating system including DOS to check file system integrity & hard disk for bad sectors. The CHKDSK also recovers both logical and physical errors of file system & hard disk.
Why are your files being deleted by CHKDSK?
Despite having so many features, CHKDSK can cause you to lose data by deleting your important files. Here are some reasons why some of the files can be deleted by CHKDSK:
If there is a malware infection on your system like computer virus, spyware, worms, Trojan horses then all these malicious software leads to the corruption in your computer's files & make these files inaccessible. These infected files cannot be recovered by CHKDSK inbuilt utility so if the tool finds such type of suspected, infected or corrupted files it deletes them in no time.
Moreover, CHKDSK can delete all those files which holds invalid filename in directory, corrupted attribute record & corrupt index entry. In all these situation you need windows CHKDSK recovery in order to get back all lost files.