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.

You can only install this DirectX version through Windows Update in Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2. Note To upgrade DirectX further, you will need to upgrade your operating system.

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.

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.

Important: Beginning January 1, 2022, we are ending support for selected OneDrive desktop apps running on Windows 7, 8, and 8.1. Learn more.

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.

Updating DirectX. To get the latest version of DirectX for your version of Windows, use Windows Update. If you have Windows 10, then you already have the latest version of DirectX installed. Not all versions of Windows can run the latest versions of DirectX. Installing the latest version of DirectX. Checking your version of DirectX.

Before you begin, make sure your PC or Mac meets the system requirements. If you already redeemed a product key, you're simply reinstalling the apps, or you know you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.

Windows 10 Windows 8.1 Windows 7. You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Install 32-bit (default) Office 2010. Insert the Office 2010 disc into the drive. If the setup wizard doesn’t start automatically, navigate to the disc drive and click SETUP.EXE. When prompted, enter the product key. If you need help, see Find your product key for Office 2010.