Fix corrupted file system with a single command


You might think that fixing a corrupted file system with a single command is not possible, but it is possible. This is all thanks to the System File Checker (SFC) tool built into Windows.


When installing Windows, your system will store many important files and you may have never viewed these files. Usually you do not need to care about these system files, unless these files are corrupted and cause problems on the system: blue screen of death, information strange error appears, …

Fix corrupted file system with a single command

To do this you have to rely on the support of tools System File Checker (SFC). SFC is a built-in tool on Windows that automatically scans and helps you fix corrupted system files with this single command.

To use SFC, first open CMD under Admin, to open CMD do this, enter cmd Go to the Search box on the Start Menu, then on the search results list, right-click cmd choose Run as Administrator. Enter the following command to run SFC:

sfc / scannow

Note, the scanning process will take some time, so you need to wait patiently to see the results. If your computer is seriously damaged, and can’t run commands normally, then you will have 2 other options.

First, open Command Prompt from the Advanced Startup Options menu. Access Settings =>Update & security =>Recovery then click the button Restart Now to boot into Recovery Mode. In this menu, click Troubleshoot =>Advanced Options =>Command Prompt and enter the commandbelow into:

sfc / scannow

If this doesn’t work, you can remove the hard drive from the faulty computer and connect the hard drive to another computer running Windows. Open the Command Prompt in the above way, then use the modified SFC command below to scan the external hard drive instead of scanning the computer’s internal hard drive for errors:

sfc / scannow / OFFBOOTDIR = d: / OFFWINDIR = d: windows

Before doing this, open This PC by pressing Windows key combination + E and confirm the letter of the external hard drive.

In the above command, replace d with the name of the external hard drive you scan. Wait for a while for the command line to execute and notify you of the results.

You can also use Windows repair to access the Command Prompt and use the above repair command to scan an internal hard drive with SFC. If you can’t solve your problem by fixing a corrupted system file with a single command as outlined above, try using Troubleshooting to fix Windows 10 installation problems.

On the Command Prompt (CMD) there are many useful commands, you can use the CMD command to fix Windows errors, check the system information, the list of useful CMD commands have been summarized in great detail, if necessary. Please invite your reference.

Similar to other file formats, with EXE files downloaded or stored on the hard drive, if you cannot open these EXE files, there is definitely a problem, refer to how to fix it. Error of executing exe file here for the quickest fix.

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