Get support for Microsoft apps and services. Get more with Copilot Pro Gain priority access to GPT during peak times for accelerated performance to generate answers, content, and AI images even faster.

Summary. This security update makes improvements to Secure Boot DBX for the supported Windows versions listed in the "Applies to" section. Key changes include the following:

了解如何下载、安装和配置适用于你的 Windows 版本的额外语言包。

在Outlook 中，可以为电子邮件创建一个或多个个性化签名。 签名可以包括文本、链接、图片和图像 (，例如手写签名或徽标) 。

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。

Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Create a SmartArt graphic to quickly and easily make a visual representation of your information. You can choose from among many different layouts, to effectively communicate your message or ideas.

如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。