Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Find details about new and updated features and functionality for the Xbox app on PC.

This article describes update 5002452 for Microsoft Office 2016 that was released on April 2, 2024. Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home.

Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results.

The 64-bit version of OneDrive is automatically installed with later versions of Windows. Note: If you're using PerMachine, you'll need to run OneDriveSetup.exe /allusers. If you have a Mac, OneDrive is available in the 64-bit version and Apple silicon version. Download 64-bit version for Windows. Download OneDrive for Mac.

1. Right-click the Start button, and click Run. 2. Type Outlook.exe /safe, and click OK. Tip: If Windows can't find Outlook.exe /safe, try using the full path to Outlook (for example C:\Program Files\Microsoft Office\OfficeXX, where XX is your version number). More on starting Outlook in safe mode and disabling add-ins. Open Outlook in safe mode.

Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

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

If you run into problems downloading, installing, or updating the new Microsoft Edge , here are a few things you can try. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.