A command-line switch is a modifier that is added to the .exe file. A startup file with a switch looks like this. outlook.exe /nopreview. In this example, a command-line switch has been added to the .exe file for Microsoft Outlook. The switch consists of a forward slash and a word or abbreviation that indicates the switch's action.

Each release of the tool helps detect and remove current, prevalent malicious software. This malicious software includes viruses, worms, and Trojan horses. Microsoft uses several metrics to determine the prevalence of a malicious software family and the damage that can be associated with it.

This article describes the Windows Update Standalone Installer (Wusa.exe) in the following Windows operating systems: The Wusa.exe file is in the %windir%\System32 folder. The Windows Update Standalone Installer uses the Windows Update Agent API to install update packages.

Open Windows Security settings. Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings. Switch Real-time protection to Off. Note that scheduled scans will continue to run.

Open your Windows Security settings. Select Virus & threat protection > Protection history. The Microsoft Defender Offline scan will automatically detect and remove or quarantine malware. Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

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]

To install a Windows product update on a single computer, run the product update program on the computer that you want to update. To install multiple product updates without restarting the computer between each installation, use the /z switch. Command-line options for the Update.exe program.

Selecting this toggle will download the new app and let you switch to the preview. The new Outlook for Windows will launch into the account you have set as your default send account in Outlook. If Outlook can't sign you in automatically, manually type in the account and sign in.

Microsoft .NET Framework update packages that are built for the Windows Update Standalone Installer (Wusa.exe) support the standard command-line switches for Windows update packages. For more information and a list of supported command-line switches, see Description of the Windows Update Standalone Installer in Windows.