Learn how Smart charging in Windows can help your battery last longer over time.

To change your profile picture in Microsoft Teams, click your existing profile picture and select the camera icon.

了解如何创建用于安装或重新安装 Windows 7、Windows 8.1 或 Windows 10 的安装介质。

If your Windows 10 PC is running slowly, there are some solutions you can try to help make it run better.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

If you see a gray OneDrive icon, this means you are not signed in. If you cannot sign in to your OneDrive sync app, or the sync app says OneDrive is not connected, follow the steps below.

Learn how to use Feedback Hub to report problems or send suggestions to Microsoft.

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.