How to use scannow command

Steps to use the scannow command: 1. Preparation; 2. Open the command prompt; 3. Run the scannow command; 4. Follow-up operations. Detailed introduction: 1. Preparation, make sure you have administrator rights, close running programs and save unsaved work; 2. Open the command prompt, click the "Start" button in the lower left corner, and then enter "cmd" in the search bar ", in the search results, right-click "Command Prompt" and select "Run as administrator", which will open the command prompt window; 3. Run commands and so on.

The scannow command is a built-in tool in the Windows operating system that is used to scan and repair errors in system files. It can detect and repair damaged or missing system files to restore system stability and normal operation. The following are the detailed steps for using the scannow command:

1. Preparation

1. Make sure you have administrator rights: the scannow command needs to be run as an administrator, so You need to use an account with administrator privileges to execute this command.

2. Close running programs: Before running the scannow command, it is best to close all running programs to avoid interfering with the scanning and repair process.

3. Save unsaved work: The scannow command may require a computer restart, so make sure to save all unsaved work.

2. Open the command prompt

1. Click the "Start" button in the lower left corner, and then enter "cmd" in the search bar.

2. In the search results, right-click "Command Prompt" and select "Run as administrator". This will open a command prompt window.

3. Run the scannow command

1. In the command prompt window, enter the following command and press Enter:

sfc /scannow

2. Command After execution, the system will start scanning all protected system files and fix errors in them. This process may take some time, please be patient.

3. If errors are found during the scan and successfully repaired, you will see a message box saying "Windows Resource Protection found corrupt files and successfully repaired them." Click "OK" to close the message box.

4. If no errors are found during the scan, or the repair fails, you will also see a corresponding message box. In this case, you may need to take additional steps to resolve the issue.

4. Follow-up operations

1. Restart the computer: In order to ensure that the repaired system files are loaded correctly, it is recommended to restart the computer.

2. Check system stability: After restarting the computer, check whether the system is running stably and whether the problems encountered previously have been resolved.

3. Seek further help: If the scannow command cannot solve your problem, or you encounter other problems, you can try to seek help in Microsoft support forums, communities or professional technical support channels.

Note:

1. The scannow command can only repair protected system files, but cannot repair other types of files (such as application files, user files, etc.) Provide fix.

2. Before running the scannow command, make sure your computer is connected to the Internet in order to download the required system files. If the computer is not connected to the Internet, this command may not work properly.

3. If you encounter any problems or error messages when running the scannow command, please write down the error code or message content to provide more information when seeking help.

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