Office 2021 is sold as a one-time purchase, which means you pay a single, up-front cost to get Microsoft 365 apps for one computer. One-time purchases are available for both PCs and Macs. However, there are no upgrade options, which means if you plan to upgrade to the next major release, you'll have to buy it at full price.

Install the S/MIME control. Go to Settings > Mail > S/MIME. Look for To use S/MIME, you need to install the S/Mime control. To install it, click here. Select Click here. Note: If you receive an encrypted message before you've installed the S/MIME control, you’ll be prompted to install the control when you open the message.

Create or reply to an email message on behalf of another person. In Mail, click Home > New Email. On the Options tab, in the Show Fields group, click From. In the From box, type the name of the person on whose behalf you are sending the message. To select the name from a list in the Address Book, click From.

Cliquez sur l’application, sélectionnez Plus, puis sélectionnez Ouvrir l’emplacement du fichier.L’emplacement où est enregistré le raccourci vers l’application s’ouvre. S’il n’y a pas d’option pour Ouvrir l’emplacement du fichier, cela signifie que l’application ne peut pas s’exécuter au démarrage.

In Calendar, click Home. In the Manage Calendars group, click Add Calendar, and then click Open Shared Calendar. If you don't see Add Calendar, at the right end of the ribbon, select Add > Open Shared Calendar. Type a name in the Name box, or click Name to select a name from the address book. The shared calendar appears next to any calendar ...

ChatGPT and Microsoft Copilot are both artificial intelligence (AI) technologies that were developed with the intent of helping you accomplish tasks and activities faster and more efficiently. While they may seem similar, there are significant differences between the two. Keep reading to see how these tools are powered by AI and what role they ...

若要安装来自 Microsoft Store 之外的应用，则需要退出 S 模式。 退出 S 模式是不可逆的。 如果进行了切换，你将无法再退回到处于 S 模式的 Windows 10。 退出 S 模式不收取任何费用。 若要退出 S 模式， 请单击此处打开 Microsoft Store，转到“ 退出 S 模式 (或类似) 页面。

Windows 10 in S mode is designed for security and performance, exclusively running apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, you'll need to switch out of S mode. Switching out of S mode is one-way. If you make the switch, you won't be able to go back to Windows 10 in S mode.

Select Settings, and then select Site information. Make changes to the following fields, as necessary: Site name (required) Site description. Hub site association: Select a SharePoint hub site to associate with your existing site. Sensitivity: Indicate the type of information that your site will contain and its level of confidentiality.

To pin your favorite apps to the Start menu, select and hold (or right-click) the app you want to pin. Then select Pin to Start . To group your apps into folders, simply drag an app on top of another with mouse or touch or highlight the app with your keyboard and use the Ctrl + Shift + < Left or Right arrow > keyboard shortcut.