Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
If this is the first time you're installing Microsoft 365 or Office, you may have to complete a set of pre-installation steps or you may need to follow different steps than what's shown below.
Applies To: Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Activate Windows - Microsoft Support
To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:
Seamlessly transfer content between your devices - Microsoft Support
Cross-device copy and paste (for Surface Duo and select Samsung and HONOR and OPPO and ASUS and vivo and Xiaomi devices) Let emailing yourself photos and files be a thing of the past — now you can just copy and paste or drag and drop content between your Android device and your PC.
Microsoft Support
Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.
Pin apps and folders to the desktop or taskbar - Microsoft Support
Notes: To delete a shortcut from your desktop, press and hold (or right-click) it, select Show more options, then select Delete.Only the shortcut is removed, not the original item.
What's new in Office 2024 and Office LTSC 2024 - Microsoft Support
If you have a subscription through a Microsoft 365 (or Office 365) plan, that's separate from Office 2024 or Office LTSC 2024. For example, if you are already using Microsoft 365 or if your organization deployed Microsoft 365 Apps for enterprise to the users in your organization, you don't need Office 2024 or Office LTSC 2024.
Applies To: Office 2024, Office 2024 for Mac
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
Fix Bluetooth problems in Windows - Microsoft Support
Before you start. Check these things before you start troubleshooting Bluetooth on your device: Check your product information. If you’re setting up a new device and Bluetooth is missing, check the product specifications to make sure it has Bluetooth capabilities.
Mettre à jour manuellement les pilotes dans Windows
Remarque : Le meilleur moyen et le plus sûr d’obtenir les mises à jour des pilotes dans Windows consiste toujours à Windows Update.Si vous rencontrez des problèmes avec Windows Update, vous pouvez voir si l’un des liens de Update Windows peut vous aider en premier.
Изменение параметров конфиденциальности в Windows
Инструкции по просмотру и изменению параметров конфиденциальности в Windows 10 и 11.