Learn how to reinstall Windows on your PC and how activation works after it's installed.

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

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

See some of the most common upgrade and installation errors for Windows 10 and Windows 11, and what you can do to try to fix them.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Learn about what effect closing a Microsoft account might have on your other apps and services.

Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.