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修复 Windows 中的 USB-C 问题 - Microsoft 支持
注意: 带 USB Type-C 连接器的电脑具有更高的功率限制。 如果连接器支持 USB 电力传输,则其能够以更大的功率实现更快速充电。. 要更快地充电,你的电脑、充电器和线缆均必须符合行业标准。
View, edit, and manage video transcripts and captions
Upload captions and transcripts Upload your own WebVTT captions and transcript file by selecting Video settings in the upper right of the web player.Expand the Transcripts and captions section if closed, then select Upload.In the dialog that appears, select the language of the file you’re uploading.
Applies To: Microsoft Stream, Stream on SharePoint
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Install the Windows 8.1 Update (KB 2919355) - Microsoft Support
Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed
Office Help & Training
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Microsoft account security info & verification codes
Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).
Applies To: Microsoft account dashboard
Windows 10 update history - Microsoft Support
Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.
Create a standard, private, or shared channel in Microsoft Teams
Add members to a shared channel. When creating a shared channel, the default setting is Share this channel with everyone on the team.. After you've chosen Shared channel as the channel type in the selection box, type the names of the people in your org you want to add to the channel and select from the list.
Applies To: Microsoft Teams
Use Microsoft Translator in Microsoft Edge browser
If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.
Applies To: Microsoft Edge
Microsoft Edge for mobile FAQs - Microsoft Support
Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.