Wenn Ihr Kauf von Office oder Microsoft 365 mit einem Product Key verbunden war, geben Sie Ihren Product Key auf einer der Websites ein, die nachstehend für Ihr Produkt aufgeführt sind.

使用 Windows 中的“设置”应用通过蓝牙发送文件。

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.

Your Phone is now Microsoft Phone Link! Learn more about our recent name change for our PC and Android mobile apps.

Sign in to account.microsoft.com, then select Order History on your Rewards page.

Surface devices get updates through Windows Update. Find out what's included in each update and how to manually update your Surface. Select your device from the following list to see its update history.

如果尝试登录到帐户，但收到一条消息，表示该帐户被锁定，则这是因为与该帐户关联的活动可能违反了我们的使用条款。. 如何解锁 Microsoft 帐户

Microsoft Authenticator backs up your account credentials and related app settings, such as the order of your accounts, to the cloud. You can then use the app to recover your information on a new device, potentially avoiding getting locked out or having to recreate accounts.

In Excel 2010, the maximum worksheet size is 1,048,576 rows by 16,384 columns. In this article, find all workbook, worksheet, and feature specifications and limits.

Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.