Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.

Активация Windows с помощью цифровой лицензии. Цифровые лицензии связаны с вашим оборудованием и учетной записью Майкрософт, поэтому вам не нужно ничего искать на своем компьютере.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Find answers to common questions about genuine Windows software.

Windows Hello. Windows Hello 可使你通过你的面部、虹膜、指纹或 PIN 登录到你的设备、应用、在线服务和网络。 即使你的 Windows 设备可以使用 Windows Hello 生物识别，也不必这么做。

Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Learn how to receive a refund or exchange for items purchased from Microsoft.

Click New chat to start a one-on-one chat and send messages in Microsoft Teams. To start a group chat, just add people to the conversation.