Download our Formulas tutorial workbook. We've put together a Get started with Formulas workbook that you can download. If you’re new to Excel, or even if you have some experience with it, you can walk through Excel’s most common formulas in this tour.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

现在，可以使用新的收藏夹恢复功能在 Microsoft Edge 中还原丢失或意外删除的收藏夹。 你需要登录到 Microsoft 帐户并 启用同步设置 才能使用收藏夹恢复功能。. 若要在 Microsoft Edge 中还原丢失或删除的收藏夹，请执行以下操作：

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

We believe that Microsoft Teams (free) is a place where minors can interact safely to build on friendships and meaningful community. We also know that keeping online experiences safe and positive involves more than building in permission settings and controls.

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

现在，可以查看所添加帐户的电子邮件。 还可以查看日历、联系人和任务。 后续步骤. 有关将旧电子邮件、日历和联系人迁移到 Microsoft 365 的步骤，请参阅 将旧电子邮件、日历和联系人移动到 Microsoft 365。. 相关主题

按“Xbox”按钮 打开导航页。 选择“人员”>“最近一起玩游戏的玩家”。 按 A 按钮 选择你要添加的帐户。; 选择“添加好友”，将该用户的 Xbox 档案将添加到你的好友列表。在对方也加你之前，你将显示为关注者。 选择“好友”或“常用联系人”，以选择你要与该用户共享的信息类型。