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Use the System File Checker tool to repair missing or corrupted system ...
To repair the corrupted files manually, view details of the System File Checker process to find the corrupted file, and then manually replace the corrupted file with a known good copy of the file. Windows 8.1 or Windows 8. Windows 10, Windows 7, or Windows Vista. More Information.
Using System File Checker in Windows - Microsoft Support
System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps: Make sure you've installed the latest updates for Windows, and then restart your machine. To find out more, read Update Windows.
Description of the Windows Registry Checker Tool (Scanreg.exe)
Windows. Summary. When you start your computer successfully, the Windows Registry Checker tool (Scanreg.exe) creates a backup of system files and registry configuration information (including user account information, protocol bindings, software program settings, and user preferences) once daily.
Command-Line Switches for the Registry Checker Tool
This article describes the command-line switches you can use when you run the MS-DOS version (Scanreg.exe) or the Windows version (Scanregw.exe) of the Registry Checker tool. More Information Syntax. MS-DOS Version: Scanreg.exe [/backup] [/restore] ["/comment=<text>"] [/fix] Scanreg.exe [backup] [/restore] ["/comment=<text>"] [/fix] [/opt]
Use the System File Checker tool to repair missing or corrupted system ...
To repair the corrupted files manually, view details of the System File Checker process to find the corrupted file, and then manually replace the corrupted file with a known good copy of the file. Windows 8.1 or Windows 8. Windows 10, Windows 7, or Windows Vista. More Information.
Remove specific prevalent malware with Windows Malicious Software ...
Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.
How to use the PC Health Check app - Microsoft Support
PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems.
Fix Error 0xEF: Critical_process_died - Microsoft Support
Windows 10. This error means that there was a hardware malfunction or a device driver issue. The following are some things to try: If you've installed any new apps or devices, uninstall or unplug them and then restart your PC. Make sure your PC has the latest updates.
Description of Microsoft System Information (Msinfo32.exe) Tool
To open the command prompt, type cmd in the Search box. Then right-click Command Prompt in the search results and select Run as administrator . You can perform the following tasks using the MSINFO32 command-line tool switches: Create .nfo or .txt files that contain your system information. Start System Information connected to a remote computer.
How to troubleshoot Windows Installer errors - Microsoft Support
Identify Windows Installer issues. Fix that installation or update process was not completed successfully. Fix that a program wasn't uninstalled successfully. Note The following steps are appropriate for advanced users only. Check for overly long file and folder names. Enable MSI logging, and then read the .msi verbose log files.