SUBSTITUTE 函数语法具有下列参数：. text 必需。. 需要替换其中字符的文本，或对含有文本（需要替换其中字符）的单元格的引用。. old_text 必需。. 需要替换的文本。. new_text 必需。. 用于替换 old_text 的文本。. Instance_num 可选。. 指定要将第几个 old_text 替换为 new ...

What is: Multifactor Authentication. When you sign into your online accounts - a process we call "authentication" - you're proving to the service that you are who you say you are. Traditionally that's been done with a username and a password. Unfortunately, that's not a very good way to do it. Usernames are often easy to discover; sometimes ...

So zippen (komprimieren) Sie Dateien. Geben Sie in das Suchfeld auf der Taskleiste Datei-Explorer ein, und wählen Sie ihn dann aus der Ergebnisliste aus. Klicken Sie mit der rechten Maustaste auf die Datei, die Sie komprimieren möchten, und wählen Sie dann Senden an > Komprimierter (gezippter) Ordner aus. So dekomprimieren Sie Dateien.

Select File > Open. Under Project Web App, click the account you’re using, and then select Browse. In the Open dialog box, select one of the following: To open a project from your local cache, double-click the project's name. To open a project from the server, double-click Show me the list of all projects and then double-click the project's name.

If you see a Let's get started screen with options to try, buy, or activate Office, this means that Office is installed on your new PC as a 1-month trial of Microsoft 365 Family. You won't receive a product key from your PC manufacturer unless you paid for an Office product key card. Instead, you can start a trial of Microsoft 365 Family, or buy Office.

升级到 Windows 10 专业版. Windows 10. Windows 10 专业版提供更多高级安全和业务网络功能，包括：. BitLocker 驱动器加密. 远程桌面. 能够加入域或 Azure Active Directory. 如果运行的是 Windows 10 家庭版，请选择 获取 Windows 10 Pro升级设备。. 获取 Windows 10 Pro.

If Windows Media Player stopped working correctly after the latest updates from Windows Update, verify that the updates are the problem by using System Restore. To do this: Select the Start button, and then type system restore. Select Create a restore point, and then in the System Properties pane, select System Restore.

在任务栏上的搜索框中，键入“管理 BitLocker”，然后从结果列表中选择它。或者，你可以选择“开始” 按钮，然后在“Windows 系统”下选择“控制面板”。 在“控制面板”中选择“系统和安全”，然后在“BitLocker 驱动器加密”下选择“管理 BitLocker”。 注意：仅当设备配备 BitLocker 时才会显示此选项。

The new Microsoft Edge defaults to use the same language as your system. To change the language: Go to Settings and more > Settings . Select Languages from the Settings list. To add a language to the list of Preferred languages, select Add languages. Once the language is added, select next to the language, and then choose Display Microsoft Edge ...

一緒に改善するヒント: Outlook for iOS と Outlook for Android の下書きを管理する Outlook for iOS または Outlook for Android を使用する場合、下書きはモバイル デバイスに自動的に同期されます。 そこから、コンピューターで開始したメッセージを完了したり、写真やカメラから添付ファイルを簡単に追加し ...