Get step-by-step instructions on how to create and analyze the wireless network report in Windows 10, so you can fix Wi-Fi problems at home.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

How to install programs on Windows 10 from online sources, such as from the internet or the Microsoft Store app.

If the Windows Installer engine is corrupted, disabled, or installed incorrectly, this may cause program installation issues. Use the following methods to identify any Windows Installer issues that may be causing problems when you install, uninstall, or update programs.

If installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation. Insert the disc into your PC, and then follow the instructions on your screen. You might be asked for an admin password.

Follow these steps to automatically repair Windows Firewall problems: Select the Download button on this page. In the File Download dialog box, click Run or Open, and then follow the steps in the Windows Firewall Troubleshooter. This troubleshooter might be in English only.

If you’re experiencing issues with the Easy Anti-Cheat tool on your Windows device, try our troubleshooting steps.

In the Microsoft Store, search for and select Quick Assist. Select Get or Install. If prompted, give permission to install Quick Assist. After it's installed, the button will change to Open.

To download the Microsoft Forefront Client Security, the Microsoft Forefront Endpoint Protection 2010, or the Microsoft System Center 2012 Endpoint Protection antimalware definition update file (Mpam-fe.exe) for 32-bit (x86-based) versions of Windows, click the following link:

This article describes how to install multiple Windows product updates (for example, critical updates, security patches, or hotfixes) that use Hotfix.exe (Microsoft Windows NT 4.0) or Update.exe (Microsoft Windows 2000, Microsoft Windows XP, or Microsoft Windows Server 2003) with only one restart.