在 Windows 中更改默认浏览器 - Microsoft 支持
在 将 Microsoft Edge 设为默认浏览器旁边，选择“设置默认值”。
Utilitaire de résolution des problèmes de Windows Update
Si vous obtenez un code d’erreur lors du téléchargement et de l'installation des mises à jour Windows, l’utilitaire de Résolution des Problèmes de Windows Update peut aider à résoudre le problème.
激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
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
Upload and save files and folders to OneDrive - Microsoft Support
Upload files or folders to OneDrive. You can store over 300 types of files on OneDrive. With Microsoft Edge or Google Chrome: Select Add new > Files upload or Folder upload > Folder.
Applies To:
OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Stay up to date with news and interests - Microsoft Support
The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.
Check your Xbox purchase history | Xbox Support
Learn how to check your Xbox purchase history. If you compared your bank statement to your purchase history and others’ purchase histories and still can’t reconcile the charge, note that you can investigate a charge from Microsoft on any card you own.
Link your social network accounts to Xbox | Xbox Support
If you selected the Show icon on my profile check box but the icon still isn’t displaying, sign out of the device where you have the issue and then sign back in. On a PC, you may also be required to restart the app: Start Task Manager, choose the app that’s running (Game Bar or Xbox app), select End task, and then restart the app.
Windows 10 更新助手 - Microsoft 支持
此疑难解答将为计算机尚未更新至最新版本 Windows 10 版本 1607 的客户提供协助。 此更新最初只会发布给一小组有针对性的客户。 这些客户会随着时间的推移而扩展。 Windows 用户可以从本文启动助手。
设置适用于 Windows 的 Xbox 无线适配器 | Xbox Support
拥有适用于 Windows 10 的 Xbox 无线适配器？ 了解如何在任何 Windows 10/11 设备上设置它。 如果你有适用于 Windows 的 Xbox 无线适配器，我们还可以为你展示如何在任何 Windows 10/11、笔记本电脑或台式电脑上设置它。
Stay safe with a genuine Office license - Microsoft Support
Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.
Applies To:
Office 2019