sum_range 可选。要添加的实际单元格，如果要添加在范围参数指定以外的其他单元格。如果省略sum_range参数，Excel就会添加范围参数中指定的单元格（与应用标准的单元格相同）。. Sum_range 的大小和形状应该与范围相同。如果不这样做，性能可能会受到影响，而且该公式将对从sum_range中第一个单元格 ...

Devices running Windows 11 version 22H2 and older. If you're running Windows 11 version 22H2 and older, Windows 10, Windows 8.1, Windows 7 or any other earlier OS version, your device will not be affected by the MSDT Troubleshooter retirement.

Really Simple Syndication (RSS) provides a quick way to read the latest updates from your favorite websites. Many websites offer RSS Feeds so that when a news article or a summary of an article is posted, it's also sent to your RSS Feed folder in Outlook.

Обновления экран по умолчанию и параметры спящего режима теперь помогают более эффективно использовать энергию и продлить время работы батареи.

若要在Windows 11电脑上使用移动应用，需要安装Amazon Appstore。 设置完成后，你将能够浏览和安装精选目录中的移动应用。

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

Press the Start button on the taskbar, type settings, and then select Settings.; On Windows 10, select Update & Security.On Windows 11, select Windows Update.; On the Windows Update page, select Check for updates to see if any updates are available for your device.; Once the updates have downloaded, select Install now to start the installation.; Following installation, we recommend that you ...

1. Sign in with your Microsoft account. You will be prompted to Sign in with Microsoft account. If you have an existing Microsoft account on your mobile device then you will be asked to confirm your account, then click Continue.. If you don't have an existing Microsoft account on your mobile device then you will be asked to sign into your account or create a new one, then click Continue.

Where your best groups chat. GroupMe is the easy way to connect with all the groups in your life, big and small. With apps on iOS, Android, and Web, GroupMe keeps you connected with the people most important to you.