在 Windows 中更改监视器上的刷新率 - Microsoft 支持
了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。
Troubleshooting tips for installing and updating Microsoft Edge
Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.
激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Meet Windows 11 - Microsoft Support
Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.
Как использовать приложение "Проверка работоспособности ПК"
Как открыть приложение "Проверка работоспособности ПК" В Windows воспользуйтесь поиском на ...
在 Windows 中通过蓝牙发送文件 - Microsoft 支持
使用 Windows 中的“设置”应用通过蓝牙发送文件。
Free up space for Windows updates - Microsoft Support
Learn how to free up space for Windows update including deleting nonessential files, using an external hard drive, and updating your hard drive.
Getting the most out of your PC backup - Microsoft Support
Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.
Téléchargez et installez ou réinstallez Microsoft 365 ou Office 2021 ...
Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, 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, Office.com
Microsoft Edge help & learning
Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.