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Microsoft Support is here to help you with Microsoft products Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more
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Contact Microsoft Support Find solutions to common problems, or get help from a support agent
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Customer service phone numbers Home Users If you need help downloading, installing, or activating Windows or Office, need technical support or have any account billing related questions, select the Get help button below
- How to get help in Windows - Microsoft Support
Search for help on the taskbar, use the Tips app, select the Get help link in the Settings app, or go to support microsoft com windows
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Find out how to get support for Microsoft apps and services
- March 31, 2026—KB5086672 (OS Builds 26200. 8117 and 26100. 8117) Out-of . . .
This out-of-band update for Windows 11, version 25H2 and 24H2 (KB5086672) is cumulative and includes updates from previous security and non-security releases This update includes the improvements and features that were introduced in the March 26, 2026 non-security preview update (KB5079391), along with a fix for an installation issue that affected some devices attempting to install that
- Welcome To Windows - support. microsoft. com
Welcome to Windows 11! Learn about new features, upgrade FAQs, device lifecycles, and support options
- Fix sound or audio problems in Windows - Microsoft Support
Audio issues on your PC can be incredibly frustrating, especially when you're trying to watch a video, attend a meeting, or listen to music Fortunately, most sound problems can be fixed by following a series of troubleshooting steps This article provides a comprehensive guide to resolving audio issues in Windows The tips are listed in order, so start with the first one, see if that helps
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