Notes: If your Android device is running Android 11.0 or higher, you may be eligible for the multiple apps experience. Compatible devices are marked with an asterisk (*).

参数名称. 说明. range （必需）. 要进行计数的单元格组。 区域可以包括数字、数组、命名区域或包含数字的引用。空白和文本值将被忽略。 了解如何选择工作表中的区域。. criteria （必需）. 用于决定要统计哪些单元格的数量的数字、表达式、单元格引用或文本字符串。

若要在Windows 10中打开文件资源管理器，请选择任务栏上的图标 ，按键盘上的 Windows 徽标键 + E，或选择用户图标) 正下方的“开始 > 文档 (”。. 如果无法打开文件资源管理器，下面是一些可以尝试的方法。

Windows へのサインインとは、Windows デバイスにアクセスするために ID を確認するプロセスを指します。 このプロセスは、お客様の個人情報と設定を不正アクセスから保護するのに役立ちます。

To change notification settings for individual senders, under Get notifications from these senders, turn a notification sender either on or off—or select a sender's name and then turn on or turn off notification banners, lock screen privacy, turn notification sounds on or off, and set the priority of notifications.

注意: 如果想要查找有关特定错误代码的信息或遇到了产品密钥问题，请参阅获取有关 Windows 激活错误的帮助。 在这里，通过按 CTRL+F 并在搜索框中键入或粘贴错误代码或“产品密钥”，可找到有关你的代码的特定信息及解决方案。

As a Microsoft 365 Family subscriber, you and up to five other people get 50 GB of free mailbox storage for your Outlook.com emails, contacts and calendar items.

For Windows 10. In the search box on the taskbar, type control panel, and then select Control Panel.. For Windows 8.1 / Windows RT 8.1. Swipe in from the right edge of the screen, tap Search (or if you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search), enter Control Panel in the search box, and then tap or click Control Panel.

Tip: Outlook.com allows you to have multiple email addresses associated with a single account, and you can choose which email address you send mail from. Creating alternate addresses to use on websites or apps that force you to register can help keep your personal email address out of the hands of marketers and hackers.

With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.