Download and install. Skype for Business is typically installed with Microsoft 365. If you have Microsoft 365 but don't already have Skype for Business and need to install it, see:

Get manuals for Xbox consoles and all Xbox accessories in your language.

Get answers to common questions about Notepad. To open Notepad, select the Start button, enter Notepad, then select Notepad from the results. Here are answers to a few common questions about Notepad:

Prevents Windows Update from performing driver installations and sending restart notifications; Helps achieve a more stable frame rate depending on the specific game and system

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。

Microsoft Authenticator アプリは、2 段階認証を使用しているときにアカウントにサインインするのに役立ちます。

查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。

App & browser control in Windows Security provides the settings for Microsoft Defender SmartScreen, which helps protect your device from potentially dangerous apps, files, websites, and downloads.

重要: 如果计算机已连接到网络，则网络策略设置可能会阻止你执行这些步骤。仅使用系统配置实用工具在 Microsoft 支持工程师的指导下更改计算机上的高级启动选项。 使用系统配置实用工具可能会使计算机不可用。

Learn about the tools and features that Xbox provides in our quest to make gaming accessible to players of all abilities.