Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.

These terms are used when your message has been intentionally blocked by a spam or blacklist filter on the recipient's email server. The recipient's server believes that the mail server or mail account that you're using is a source of spam.

登录到 microsoft365.com 以查看Microsoft 365 工作或学校帐户。 登录. 安装和管理应用。 在 Office 应用 卡上，选择“ 管理”，然后选择“ 安装 ”以安装或重新安装最新的桌面应用或其他应用，例如 Project 或 Visio 。(只要管理员 为你分配了许可证 并授予你自安装的权限，安装选项就可用。

本文介绍 WEEKNUM 函数的公式语法和用法 在 Microsoft Excel 中。. 说明. 返回特定日期的周数。 例如，包含 1 月 1 日的周为该年的第 1 周，其编号为第 1 周。 此函数可采用两种机制：

Tip: If you believe someone has acquired your payment info, contact your bank or your payment provider to prevent more charges. Tell them your credit card has been stolen or compromised - If you only dispute the charges, there's nothing to prevent the fraudulent charges from happening again.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

If you bought a physical item from the Microsoft Store, and we're shipping it to you, you can check the status on the order history page.If the status of your order is Shipped, check for a Track Shipping link below the status.Pending orders may require updated information or change of payment method. Recent purchases may not have a status right away.

New features gradually rolling out: Improvements to folder backup opt-out experience.We are updating the behavior when users turn off folder backup.

Collections in Microsoft Edge helps you keep track of your ideas on the web, whether you're shopping, planning a trip, collecting notes for research or lesson plans, or just want to pick up where you left off the last time you were browsing the internet.

重点收件箱. 重点收件箱可帮助你关注最重要的电子邮件。 它将收件箱分隔为两个选项卡 - “重点”和“其他”。 如果邮件不是按你喜欢的方式排序，则可以移动它们并设置来自该发件人的后续邮件的传送位置。