Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Look in the Surface app. The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory.

如果尝试将 Outlook.com 帐户添加到 Outlook 或其他邮件应用，可能需要 POP、IMAP 或 SMTP 设置。 可以在下面找到它们，也可以在 Outlook.com 设置中查看它们。. Outlook 和 Outlook.com 可能能够自动检测帐户的邮箱设置，但对于其他非Microsoft帐户，可能需要联系电子邮件提供商了解其设置。

注意 为了帮助我们更好地保护你的帐户，请告诉我们购买的人是你家庭中的某人还是你认识的其他人。 你可以提供有关进行此购买的人员以及购买者是在你的帐户还是他们的帐户上进行的其他详细信息。

Note: When Excel opens a .csv file, it uses the current default data format settings to interpret how to import each column of data.If you want more flexibility in converting columns to different data formats, you can use the Import Text Wizard. For example, the format of a data column in the .csv file may be MDY, but Excel's default data format is YMD, or you want to convert a column of ...

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history.On the Order history page, find your order and then look under Status.. Open Rewards dashboard

提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该 Microsoft 帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.

Other subscription plans. Besides Microsoft 365 Family or Personal, there are other Microsoft 365 plans which include additional benefits and features designed specifically for small and mid-size businesses, enterprises, schools, or non-profits. You also get 5 GB of OneDrive online cloud storage with your free Microsoft account so you can access your files from anywhere.