Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

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

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.

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

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.

There are some solutions you can try. First steps if your Surface Type Cover or Keyboard doesn't work. To try to resolve these issues, you can begin by following the steps below to get the latest updates, detach the Type cover or keyboard, force a restart, reattach the Type Cover or Keyboard, or confirm connectivity.. Get the latest updates

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