Fix problems that block programs from being installed or removed
Learn how to use the Program Install and Uninstall troubleshooter to fix corrupted registry keys, blockages, and errors when installing or uninstalling Windows programs. Download the troubleshooter and follow the steps it provides.
Uninstall or remove apps and programs in Windows
Learn different ways to remove apps and programs from your Windows 10 or 11 device. Find tips for troubleshooting, repairing, and protecting your system from malware.
Download and install or reinstall Office 2019, Office 2016, or Office ...
Learn how to download and install Microsoft 365 or Office 2019, 2016, or 2013 on your PC or Mac. Find out how to activate Office, troubleshoot issues, and switch languages or bit versions.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
How to troubleshoot Windows Installer errors - Microsoft Support
Learn how to fix common issues that prevent programs from being installed, uninstalled, or updated on Windows-based computers. Find out how to run a troubleshooter, check file and folder names, enable logging, and manually uninstall programs.
Use the System File Checker tool to repair missing or corrupted system ...
Learn how to use the System File Checker tool (SFC.exe) to scan and restore Windows system files that are not working or causing crashes. Follow the steps to run SFC.exe, view the scan results, and manually replace the corrupted files if needed.
Repair apps and programs in Windows - Microsoft Support
Learn how to fix some apps and programs that are not running correctly in Windows 11 or Windows 10. Find out how to use repair, reset, or remove options from Settings or Control Panel.
Use the Office offline installer - Microsoft Support
Learn how to download and install Microsoft 365, Office 2021, Office 2019, or Office 2016 offline on your PC. Follow the steps for your plan and activate Office after installation.
Applies To:
Office 2024, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Error 0xC0000142 when you start an Office application
Error 0xC0000142 occurs when you start an Office application and may be caused by outdated Office, Windows, or Office Software Protection Platform. Learn how to update, repair, or reinstall Office to resolve this error.
View, manage, and install add-ins for Excel, PowerPoint, and Word ...
Learn how to view, install, and change settings for add-ins that enhance your productivity in Excel, PowerPoint, and Word. Find out how to deal with add-in security, compatibility, and device access issues.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2024, Word 2024, PowerPoint 2024, Excel 2024 for Mac, Word 2024 for Mac, PowerPoint 2024 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Word 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
About the Microsoft Support and Recovery Assistant
Download Microsoft Support and Recovery Assistant to fix Office, Microsoft 365, or Outlook problems. Learn how to use the app, its system requirements, and its data collection and log files.
Applies To:
Outlook for Microsoft 365, Office 2024, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin