How to use Stream's Transcripts and Captions features with video in OneDrive and SharePoint.

Learn how to troubleshoot and fix problems with nearby sharing in Windows.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

Note: If you don’t see the Change link, it may be because some information, such as your name, photo, or title, is collected from systems that your IT or human resources department control.If you want to update those details, contact your administrator. If you need help finding your administrator, see How do I find out who my admin is?

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

有时您需要更新您的 Microsoft 帐户的安全信息 — 例如，在您获得新的电话号码或电子邮件地址，或者是您第一次输入错误的安全性详细信息。

Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.

Microsoft Edge comes with built-in accessibility options such as making text larger, having the web read aloud to you, keyboard shortcuts, and more.

Microsoft Support offers assistance for Microsoft products, including articles, videos, and training for various software and services.