了解 Windows 11：基础知识 - Microsoft 支持
了解 Windows 11 的使用方式，包括在何处搜索和如何保持井然有序。 观看视频并阅读有关新功能的提示。
Signing in with a passkey - Microsoft Support
Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:
Applies To:
Microsoft account dashboard
Send files over Bluetooth in Windows - Microsoft Support
Use the Settings app in Windows to send files over Bluetooth.
KB5027397：使用啟用套件更新至 Windows 11 版本 23H2 - Microsoft 支援服務
摘要. Windows 11，版本 22H2 和 23H2 會與一組相同的系統檔案共用通用核心作業系統。 因此，Windows 11版本 23H2 中的新功能包含在 Windows 11 版本 22H2 的最新每月品質更新中，但處於非使用中且處於休眠狀態。
SUMIFS function - Microsoft Support
How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
How to redeem Microsoft Rewards points - Microsoft Support
Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.
Applies To:
Microsoft account dashboard
更新到新Microsoft Edge - Microsoft 支持
如果我的设备上没有管理员权限，该怎么办？ 若要完全升级到新的 Microsoft Edge，必须使用管理员帐户登录到设备。
Change the look of your mailbox in Outlook.com and Outlook on the web
Learn how to change the look and feel of Outlook.com or Outlook on the web.
Applies To:
Outlook on the web, Outlook.com
Reactivate an account that has been blocked - Microsoft Support
Learn how to reactivate your account if your OneDrive has been blocked.
Applies To:
OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Change page orientation to landscape or portrait - Microsoft Support
Choose either portrait (vertical) or landscape (horizontal) orientation for all or part of your document.
Applies To:
Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016