Learn more about simple formulas. All formula entries begin with an equal sign (=).For simple formulas, simply type the equal sign followed by the numeric values that you want to calculate and the math operators that you want to use — the plus sign (+) to add, the minus sign (-) to subtract, the asterisk (*) to multiply, and the forward slash (/) to divide.

完成安装更新后，建议安装所有可用的可选更新。 若要安装可选更新，请转到任务栏中的“搜索”框，键入“查看可选更新”，然后从结果列表中选择它。如果更新在 驱动程序更新中可用，请确保已安装所有 “Surface” 命名驱动程序。. 检查是否有可选更新

The dial pad can be used like a typical phone to make a call to a phone number. (You can also type in names or groups.) To dial a number from Teams, go to Calls, and then enter the number of the person you want to reach by using the dial pad located on the left.Then click Call.. To call a person by name, type the name of a person into the dial pad.

Creative professionals and enthusiasts care about fully calibrated, accurate colors because it helps to make sure colors remain consistent from the beginning to the end of their projects.

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

تعرف على كيفية تنشيط Windows باستخدام مفتاح منتج أو ترخيص رقمي والتحقق من حالة التنشيط وربط حساب Microsoft الخاص بك.

For more information and to install the tool, see: About the Microsoft Support and Recovery Assistant. Additional resources: Office 365 Support Corner: These videos are created by Microsoft 365 support engineers to help you learn more about Microsoft 365, and are focused on support trends and top how-to questions and issues.. Calendar Checking Tool for Outlook (CalCheck)

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

拥有适用于 Windows 10 的 Xbox 无线适配器？ 了解如何在任何 Windows 10/11 设备上设置它。 如果你有适用于 Windows 的 Xbox 无线适配器，我们还可以为你展示如何在任何 Windows 10/11、笔记本电脑或台式电脑上设置它。

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.