Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

在 Microsoft，我们遵循我们的 AI 原则、负责任的 AI 标准，以及数十年来在 AI、基础和隐私保护机器学习方面的研究。 数据隐私和安全是负责任的 AI 的关键原则。 我们的目标是帮助客户负责任地使用 AI 产品，共享学习内容，并建立基于信任的合作关系。

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

The dial pad can be used like a typical phone to make a call to a phone number. (You can also type in names or groups.) To dial a number from Teams, go to Calls, and then enter the number of the person you want to reach by using the dial pad located on the left.Then click Call.. To call a person by name, type the name of a person into the dial pad.

自从我们在 2018 年 10 月首次宣布“你的手机”和“你的手机助手”应用以来，这是一个令人兴奋的旅程。 从那时起，我们就开始把所有重要的功能和内容从 Android 手机带到了 Windows 电脑。

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Need help with an Xbox console, an Xbox game or Xbox network? Find out how to get in touch with us.

Install the S/MIME control. Get a certificate, sometimes referred to as a key or digital ID. The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk.