Use the Office offline installer - Microsoft Support
Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.
Applies To:
Office 2024, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft365.com, 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
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.
How to install programs from online sources on Windows
There are two ways to get apps from Microsoft Store: Select Start , and select Microsoft Store. From the taskbar, select the Microsoft Store icon.
Use the System File Checker tool to repair missing or corrupted system ...
Use the System File Checker tool to repair missing or corrupted system files. When critical Windows system files are missing or corrupted, some Windows features may stop working correctly or Windows may stop responding altogether.
Microsoft .NET Framework Repair Tool is available
Addresses an elevation of privilege vulnerability detailed in CVE 2024-38081. Removes out of support operating system and .NET Framework versions. The tool supports all the features from the previous release as-is. Notes. The .NET Framework Repair Tool is available in English only.
Download and install or reinstall Office 2021, Office 2019, or Office ...
Download and install or reinstall Office 2021, Office 2019, or Office 2016. Important: Support for Office 2016 and Office 2019 will end on October 14, 2025 and there will be no extension and no extended security updates. All of your Office 2016 and Office 2019 apps will continue to function.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Office 2016 for Mac
Command-line switches for Microsoft .NET Framework security update ...
To determine which command-line switches a Microsoft .NET Framework security update package supports, use one of the following methods. Examine the file name for the update package. If the file name begins with "Windows…," the type of update package is Microsoft Update Standalone Package.
KB5031539: Servicing stack update for Windows 10, version 21H2 and 22H2 ...
Windows 10, version 21H1 reached end of servicing on December 13, 2022 for all editions. To continue receiving security and quality updates, we recommend that you update to the latest version of Windows to remain supported.
Download and install apps - Microsoft Support
Learn how to download and install apps you need from your Microsoft 365 business subscription.
Description of the Windows Update Standalone Installer in Windows
This article describes the Windows Update Standalone Installer (Wusa.exe) in supported versions of Windows operating systems. The Wusa.exe file is in the %windir%\System32 folder.