If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.

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.

Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

This article describes how to use the Msiexec.exe tool to install the Windows Support Tools from a command prompt. More Information. Support personnel and network administrators can use the Support Tools to manage their networks and to troubleshoot problems.

To open File Explorer in Windows 11, select File Explorer on the taskbar or press the Windows logo key + E on your keyboard. Here are some things to try if File Explorer won't open. Check for updates. Restart your device. Reset your PC.

Resolution. Depending on the issue, use one or all of the following methods: Method 1: Unregister and re-register Windows Installer. Method 2: Verify the DCOM permissions. Method 3: Give Full Control permission to the SYSTEM account. Method 4: Verify the registry permissions. Method 5: Fix the broken security key for the MsiServer service.

Summary. This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2022-26901. Note: To apply this security update, you must have the release version of Microsoft Office 2016 installed on the computer. Be aware that the ...

Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

Symptoms. When you try to install Windows 7 Service Pack 1 (SP1) or Windows Server 2008 R2 Service Pack 1 (SP1) on a computer that has more than 10 language packs installed, the computer stops responding at a black screen. Additionally, you receive an "0xC000009A" error message.