How to Repair Windows 10 System Files Using SFC

Do you want to learn to repair system files Windows 10 using SFCIf you've been using your computer for a while, you may start to notice random system errors. App icons aren't showing up on your desktop, or maybe your PC just isn't as fast as it should be.

Although Windows 10 does its best to protect essential system files on your PC, some drivers, apps, or even Windows updates can cause system files to fail.

Windows has a system repair tool called System File Checker (SFC). SFC's main purpose is to repair corrupted or missing system files. Here you will learn how to use it:

How to use SFC repair tool

The following command will scan all the system files on your computer and will attempt to repair and recover lost system files.

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• Step 1:Press the Windows key + X on your keyboard and select Symbol of the system (Administrator).

• Step 2:When the command prompt, writes the following: «SFC / scannow" Y press Enter.

• Step 3:Once the scan is complete, a system message will appear. Please see the list below to explain what this means.
  • Windows Resource Protection has not detected any integrity violations:This means that your operating system does not contain any corrupted or missing files.
  • Windows Resource Protection could not perform the requested operation:The repair tool detected a problem during the scan and an offline scan is required
  • Windows Resource Protection found corrupt files and successfully repaired them:This message will appear when SFC was able to resolve the detected problem
  • Windows Resource Protection found corrupted files but was unable to repair some. –If you encounter this error, you will need to manually repair the corrupted files. You can check out our guide below.

NOTE: : “Try running the SFC scan two or three times to fix any errors”

How to view detailed SFC scan logs

To view the detailed SFC scan log, you will need to create a readable copy on your computer. Follow the steps below to do so:

• Step 1: Press the Windows key + X on your keyboard and select Command Prompt (Admin)

• Step 2:write the following in the symbol of the system and press Get in:
  • findtr /c: «[SR]»%windir%LogsCBSCBS.log> «%userprofile%Desktopsfclogs.txt»

• Step 3: Go to your desktop and look for a text file called txt. and open it.
• Step 4: The file will contain the scan information and the files that could not be repaired.

How to Scan and Repair Windows 10 System Files (OFFLINE)

Some system files are used while Windows is running, in this case you need to run SFC offline to repair these files.

To do this, follow the steps below:

• Step 1:Press tecla Windows + I to open Windows settings.
• Step 2:click  Update and security.

• Step 3:click  Recovery and under Advanced Startup, select Restart now.

• Step 4: Wait for Windows to restart, a page will appear and select Solve problems.
• Step 5: choose Advanced Options.
• Step 6: click  Symbol of the system to start Windows with the command prompt function.

• Step 7: When you run SFC offline, you need to tell the repair tool exactly where the installation files are located. To do this, type the following command below: wmic logicaldisk get device id, volume name, description

For your computer, Windows is installed on the C: drive.

• Step 8:Now that you know where Windows is installed, type the following command and press Enter: sfc/scannow/offbootdir=C:/offwindr=C:Windows

NOTE:

1. offbootdir = C: (this is where the installation files are located)
2. offwindr = C: (this is where Windows is installed)

For this case, the installation files and Windows are installed on a single drive.

• Step 9:Once the scan is complete, close the symbol of the system and click Continue to start Windows 10.
• Step 10:Use your computer and see if the system has improved. If not, run the scan one or two more times.

This solution is recommended for users who have minor issues with their system files. For Windows 10 users who have many corrupted system files, a fresh installation of Windows 10 is required.

How to repair your PC with the SFC command in Windows 10, 8 and 7.

You can also repair your PC in case of a problem with a simple command in Windows 10, but also in older versions of the operating system. The command line utility commands SFC can repair corrupted system files that can harm your computer.

When you start experiencing unexpected errors like:

• performance issues.
• Slow start.
• Windows components that do not work as they should.

It is likely that one or more system files have been deleted or are corrupted. This is one of the telltale signs that there are viruses on your PC. And even if the disinfection that is performed by an antivirus does not prevent these errors and the problem may persist until the corrupted files are repaired.

Fortunately, there is no need to reinstall it. With the simple yet powerful SFC (System File Checker) command utility in Windows 10, 8, and 7, it is possible to verify the integrity of the system and repair missing or corrupted files.

This utility should be distinguished from the CHKDSK command in Windows which repairs bad sectors on a hard drive. Let's see how it is used in the 3 OS:

Repair your system with SFC

You can run the utility very easily from the command prompt or PowerShell, in both cases in administrator mode as follows:

• Step 1:: Right click on the start menu.
• Step 2:: Then, in the command prompt with admin as the default, you must locate the directory of System One.
• Step 3:: after locating it, simply type the command"SFC / scannow” which will start a scan of the system files.

NOTE: :No further action is usually required. The utility will automatically scan and repair damaged files. Once the process is 100% complete, several outcomes are possible:

• Windows Resource Protection has not detected any integrity violations: means you have no corrupted or missing system files
• Windows Resource Protection could not perform the requested operation: In this case, perform the scan by rebooting in safe mode
• Windows Resource Protection found corrupted files and successfully repaired them; nothing else needs to be done. But if you want to see the details about the repaired files, you can find them in a file Log located in the Windows \ directory Logs \ CBS.
• Windows Resource Protection found corrupted files, but could not repair them all: Here you can also see the log file by following the path Windows\Logs\CBS\CBS.Log.

Once the verification process is complete, type Exit in the command prompt to close the window and restart your computer.

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As you can see, these methods that we show you with the SFC command will be able to resolve multiple errors in your system, whether Windows 10 or its previous versions. This will prevent you from having to reinstall the operating system and lose all your data. files.