Add a horizontal line by using an AutoFormat shortcut consisting of three typed characters.

If you need help with Outlook.com, you can read our self-help content, or get support via email.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

On your home router. Try these things first to help you fix or narrow down the connection problem. Check the Ethernet cable and connection.Make sure the Ethernet cable is securely plugged into the Ethernet port on both your router and Windows 11 PC.

Learn about installing and adding printers in Windows. In most cases, all you have to do to set up a printer is to connect it to your PC.

Follow the steps in this article to help you cancel your Microsoft 365 subscription.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

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 new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.