As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

Learn how to set up a connection to a proxy server on your Windows PC.

Stay connected to your friends across social networks while gaming on Windows 10/11.

A Microsoft Exchange account is a work or school email account. The organization that gave you the Exchange email account is running a Microsoft Exchange Server, or is using Microsoft 365 which uses Exchange Server to provide email.

Find out how the Windows location service works and how to change the location privacy settings.

学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。

Admins set default meeting settings. They try to optimize for most use cases, but if you want to adjust your options for a specific Teams meeting, go to Meeting options.

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

Microsoft Teams offers different ways to access, receive, and manage notifications. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on.