
SFC is a command line tool that scans for corrupted files and resources on the system.įollow the listed operations to scan your hard drive with SFC.

Method 2: Run SFC (System File Checker) to scan the hard disk In the Error checking window, please click Scan drive.ĭepending on your system, the scan can take anywhere between 15 minutes and a few hours.In the Properties window, move to the Tools Under Error checking option, click the Check button.

Right-click on the drive you want to scan in the Devices and Drives section on the right side of the window, and then click the Properties option.In this File Explorer window, click This PC in the left navigation pane.Open a File Explorer window by pressing the Windows icon and the E key on the keyboard.Note: Please close all open programs, web browsers, and so on, before performing a disk scan to ensure that disk activity is minimal while the disk is being scanned. You can carry out the following operations to mark the bad sectors.
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The following states how to do bad sector repair. For such sectors, it is possible to mark them or fix them by reformatting the hard drive to repair them.
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Improper use or operation of the software can also lead to logical bad sectors.

When there are some logical bad sectors on the hard disk, these sectors become inaccessible to disk controller software or operating system. Logical bad sectors are also called as soft bad sectors. To diagnose the bad sectors, you can use the third-party software MiniTool Partition Wizard. If any of the above errors is present, you need to be extra careful because your hard drive has bad sectors.

In other words, the data cannot be saved on such sectors, and all information stored on them will be lost. When our hard drives have bad sectors, these sectors won’t respond to read or write request. In computing, bad sector refers to a disk sector on a disk storage unit that is permanently damaged.
