对 Internet Explorer 的支持已于 2022 年 6 月 15 日结束 Internet Explorer 11 已通过某些版本的 Microsoft Edge 更新永久禁用Windows 10。

Note: If you don't see the Forms icon, click Messaging extensions, and then select Forms. Add your question and answer options. If you want to allow multiple answers, click or tap the toggle next to Multiple answers. Also select whether you want to Share results automatically after voting and/or Keep responses anonymous.

The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

联系 Microsoft Office 支持人员. 针对 Microsoft 365 的专业直接支持提供额外的咨询支持和主动服务，以帮助规划、实施、维护和优化Microsoft 365 解决方案，这些解决方案符合业务需求，并提供反应式支持来帮助你完成工作。

Choose either Above screen, Below screen, or Overlaid on screen.. When you choose Above screen or Below screen, the captions window will appear as docked to the top or bottom screen edges in reserved space on your desktop, and other apps will not be blocked by the captions window.When docked to the top, you might find that live captions works well while sharing video in a virtual meeting or ...

If you haven't signed in, MSN can store some settings in cookies. The next time you use the same browser, on the same computer, your customizations will appear. If you use a different browser or computer, your customizations won't appear. If the cookies are deleted, your customizations, including content, layout, and themes, will be lost.

在 Microsoft，我们遵循我们的 AI 原则、负责任的 AI 标准，以及数十年来在 AI、基础和隐私保护机器学习方面的研究。 数据隐私和安全是负责任的 AI 的关键原则。 我们的目标是帮助客户负责任地使用 AI 产品，共享学习内容，并建立基于信任的合作关系。

Note: If you want to copy a total row formula to an adjacent cell in the total row, drag the formula across using the fill handle.This will update the column references accordingly and display the correct value. If you copy and paste a formula in the total row, it will not update the column references as you copy across, and will result in inaccurate values.

sumproduct 函数返回相应范围或数组的乘积的总和。 默认运算是乘法，但也可以加法、减法和除法。 在此示例中，我们将使用 sumproduct 返回给定项的总销售额和大小：