What happens if there's an unusual sign-in to your account
Learn why you received a notification about unusual activity in your account and what to do next.
Microsoft Edge for mobile FAQs - Microsoft Support
Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
在 Microsoft Edge 中以 InPrivate 模式进行浏览 - Microsoft 支持
如果不希望在电脑上保存浏览数据，Microsoft Edge InPrivate 浏览功能。
Applies To:
Microsoft account dashboard
Secure messages by using a digital signature - Microsoft Support
Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Digital Game Purchase Refund Terms | Xbox Support
These Digital Game Purchase Refund Terms cover Microsoft Store’s digital game offers, Xbox apps (excluding movies and tv apps), digital gaming bundle offers, and digital durable and consumable gaming offers, such as game season passes, virtual currency, and microtransactions, whether made available through the Xbox console device or on your PC (collectively “Digital Game Products”) only.
Windows 帮助和学习
查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。
How to redeem gift cards and codes | Xbox Support
Learn how to redeem a Microsoft/Xbox gift card or other code on your mobile device, Windows device, or Xbox console.
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。