Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.

准备好安装 Microsoft 365 或 Office 2024 了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。 如果已兑换产品密钥、重新安装应用，或者已通过工作或学校分配了许可证，则可以跳到登录 …

Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.

Now that you've switched to PowerPoint for Windows from Google Slides, you can start collaborating with these quick instructions on how to create, share, and edit presentations on …

With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.

Find PowerPoint help and training from Microsoft. Get answers to your questions, and learn from how-to articles and training videos for PowerPoint.

Mar 27, 2025 · Use Copilot in PowerPoint to summarize a presentation or answer specific questions about it. Ask Copilot, "What is the goal of this project?" or "Summarize slide 5." …

Learn how to sign in to your Outlook or Hotmail mailbox using your Microsoft account.

Are you new to PowerPoint? This is a step-by-step topic to help you create a basic presentation using PowerPoint

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.