如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。

Узнайте, как добавлять учетные записи пользователей в Windows 10 и Windows 11. В каждой учетной записи хранятся файлы пользователя, избранное браузера и личный рабочий стол пользователя.

邮件召回在选择“发送 ”后可用，并且仅当你和收件人 在同一组织中具有Microsoft 365 或Microsoft Exchange 电子邮件帐户时才可用。无法召回发送到 Hotmail、Gmail 或 live.com 帐户或从其发送的邮件。

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

如果你认为有人可能未经授权访问你的帐户，我们可以通过从所有受信任的设备注销来保护你。 在 24 小时内，你将注销浏览器、应用以及你的帐户用于登录的任何其他位置（Xbox 主机除外）。

A family group is a set of individuals connected through the Microsoft Family Safety app on their Windows, Xbox, or mobile devices. Establishing a family group is an easy, effective way to encourage healthy online habits and manage busy schedules.

As a Microsoft 365 Family subscriber, you and up to five other people get 50 GB of free mailbox storage for your Outlook.com emails, contacts and calendar items.

Look up a forgotten username using other information. Look up your username using your security contact phone number or email address. Search

If you choose the Do Not Forward option, there are two possibilities:. Microsoft Office attachments such as Word, Excel or PowerPoint files remain encrypted even after they’re downloaded. This means that if the recipient downloads the attachment and sends it to someone else, the person they forwarded it to won’t be able to open the attachment because they don’t have permission to open it.

Data sources. Your first step in setting up a mail merge is to pick the source of data you'll use for the personalized information. Excel spreadsheets and Outlook contact lists are the most common data sources, but if you don't yet have a data source, you can type it up in Word, as part of the mail merge process.