在 Microsoft Edge 中更改默认搜索引擎 - Microsoft 支持
将必应作为默认搜索引擎，将增强在 新版 Microsoft Edge 中的搜索体验，包括直接指向 Windows 应用的链接、来自组织的相关建议（如果使用工作或学校帐户登录），和有关 Windows 的问题的即时解答。 但是，你可以将默认搜索引擎更改为使用 OpenSearch 技术的任何站点。
保护你的电脑免受潜在有害应用程序的侵害 - Microsoft 支持
借助基于信誉的保护，可以更好地保护 Windows 用户免受可能不需要的应用 (PUA) 。
OneDrive（工作版或学校版）入门 - Microsoft 支持
试一试！ OneDrive 适用于存储、共享和同步工作或学校文件。 作为你组织的 Microsoft 365 订阅或 SharePoint Server 的一部分，你可以将文件保存到 OneDrive 中，然后从几乎任何设备使用这些文件。
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
关闭 Scroll Lock - Microsoft 支持
提示: 若要在Windows 11中快速打开屏幕键盘，请单击“Windows”按钮。开始键入将显示在搜索输入框中的 屏幕键盘 。 在“搜索”（将作为列表显示在搜索框上方）下，单击“屏幕键盘”搜索结果。出现屏幕键盘时，单击“ ScrLk ”按钮。
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Fix microphone problems - Microsoft Support
If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions:
Which version of Windows operating system am I running?
Find operating system info in Windows 8.1 or Windows RT 8.1. To find out which version of Windows your device is running, press the Windows logo key key + R, type winver in the Open box, and then select OK.. If your device is running Windows 8.1 or Windows RT 8.1, here’s how to learn more:
Import or export text (.txt or .csv) files - Microsoft Support
Import a text file by opening it in Excel. You can open a text file that you created in another program as an Excel workbook by using the Open command. Opening a text file in Excel does not change the format of the file — you can see this in the Excel title bar, where the name of the file retains the text file name extension (for example, .txt or .csv).
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Aan- of afmelden bij Outlook.com - Microsoft Ondersteuning
Als je ondersteuning wilt krijgen in Outlook.com, klik je hier of selecteer je Help op de menubalk en voer je je query in. Als de zelfhulp uw probleem niet oplost, schuift u omlaag naar Hebt u nog steeds hulp nodig? en selecteer Ja.. Als je contact met ons wilt opnemen in Outlook.com, moet je je aanmelden. Als u zich niet kunt aanmelden, klikt u hier.
Applies To:
Outlook.com
Create and add an email signature in Outlook - Microsoft Support
Under Edit signature, compose your signature.You can change fonts, font colors, and sizes, as well as text alignment. If you want to create a more robust signature with bullets, tables, or borders, use Word to create and format your signature text, then copy and paste it into the Edit signature box.You can also use a pre-designed template to create your signature.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
显示、隐藏桌面图标，或调整桌面图标的大小 - Microsoft 支持
下面介绍如何在 Windows 中显示图标、隐藏图标或更改其大小。 显示或隐藏桌面图标. 右键单击（或长按）桌面、指向“视图”，然后选择“显示桌面图标”以添加或清除复选标记。