Learn how to troubleshoot and fix problems setting up your email in Outlook.

Learn how to view, manage, and delete cookies in Microsoft Edge.

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

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

Find out how to stop your screen from flickering after the upgrade to Windows 10.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Check the Xbox services, games, and apps for any service outages.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.