Click an add-in to read more about it, including a longer description and customer reviews, if available. Then, click Add, Try, or Buy for the add-in you want.. If you’re prompted to sign in, type the email address and password you use to sign-in to Office programs.

Contactez le support Microsoft. Recherchez des solutions aux problèmes courants ou bénéficiez de l’aide d’un agent de support.

从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和声音。

重要: Microsoft帐户、Windows 操作系统和其他Microsoft产品包括密码，以帮助保护你的信息。本文提供了一些选项，可用于在忘记密码时重置或恢复密码。 请注意，如果这些选项不起作用， Microsoft支持无法帮助你检索或绕过丢失或忘记的密码。

Want to know if people have read or seen messages you've sent? Use read receipts. When they read your message the Seen confirmation appears next to it. Otherwise, you'll only see a confirmation that your message was sent .

项目管理提示 让 Project 执行它最擅长的事情 — 计划项目。自行设置任务工期并在任务之间创建链接，然后 Project 将计算任务的开始和完成日期。. 删除限制. 您无法通过技术方法删除限制，但您可以将其重置为默认值，同时将其与其他任务（而不是与特定日期）关联。

Ottieni assistenza e supporto per Microsoft Edge. Trova i contenuti di supporto Microsoft Edge, nonché articoli pratici, esercitazioni e altro ancora.

If you've created a backup on an external storage device, you can use it to restore your files. In the search box on the taskbar, type Control Panel.Select it from the list of results, then select Backup and restore (Windows 7).Connect the external storage device that contains your recovery files.Select another backup to restore files from

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。

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.