List of security program cleanup and uninstall tools
Provides links to the uninstall tools and directions for many security programs.
How to troubleshoot Windows Installer errors - Microsoft Support
The installation file is typically named Autorun.exe or Setup.exe, but this may vary. If you're not sure, check the Readme file in the folder for instructions about how to run the installation process.
February 10, 2026—KB5077179 (OS Build 28000.1575)
Fixed: This update addresses an issue that could cause TrustedInstaller to stop responding and prevent Windows from starting. If you've already installed previous updates, your device will download and install only the new updates included in this package.
Uninstall or remove apps and programs in Windows - Microsoft Support
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.
Troubleshoot problems updating Windows - Microsoft Support
Windows Update is an essential component of Windows 11, ensuring your system remains secure, stable, and up-to-date with the latest features. However, issues can occasionally arise, preventing updates from installing. This guide provides detailed steps to troubleshoot and resolve Windows Update problems effectively.
Servicing stack update for Windows Server 2012: July 14, 2020
Learn more about update KB4566426, including improvements and fixes, any known issues, and how to get the update.
Fix problems that block programs from being installed or removed ...
If you can’t install, uninstall, or update a desktop program in Windows 10, the Program Install and Uninstall troubleshooter can automatically fix common issues such as corrupted registry keys or incomplete uninstall data.
Get help with Windows upgrade and installation errors
Download and install any available updates in Windows Update, including software updates, hardware updates, and some third-party drivers. Use the Windows Update Troubleshooter to fix Windows 11 Update errors. Check third-party drivers and download any updates.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Automatically diagnose and repair Windows file and folder problems ...
Troubleshoots and fixes common issues with file and folder operations in Windows.