To run it, open Command Prompt and type chkdsk C: /f /r. Here, C: is the drive you want to scan, /f tells the tool to fix any detected errors, and /r instructs it to locate bad sectors and recover ...

In this post, we will learn how to open the Command Prompt window at the Login screen or Boot on your Windows PC. Command Prompt (cmd.exe) is the default command line interpreter for Windows.