Learn how to download and install Microsoft 365 or Office 2019, 2016, or 2013 on your PC or Mac. Find out how to activate Office, troubleshoot issues, and switch languages or bit versions.

Learn how to manage your Microsoft subscription, including billing, renewal, and cancellation options.

Learn how to get Visio, a stand-alone application for creating diagrams, on your PC or online. Find out which version of Visio you have and how to associate it with your account, download it, and install it.

Learn how to turn off recurring billing and get a refund for your Xbox subscription on console or web. Check the terms and conditions, troubleshoot issues, and contact support if needed.

Xbox Game Pass Core conversion ratio: Any remaining time will convert to Xbox Game Pass Ultimate time at a ratio of 2:1 and be rounded up to the next full day.For example, 90 days remaining of Xbox Game Pass Core will convert to 45 days of Xbox Game Pass Ultimate time.

Learn the difference between using the free web versions of Word, Excel, and PowerPoint and having a paid Microsoft 365 subscription. Compare the features, benefits, and prices of different plans and see how to access the apps.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。

Learn how to access your Hotmail or Outlook.com email account with your Microsoft Account password. Find troubleshooting tips, service status, and help options if you have problems signing in.

Learn how to mirror or project another device's screen to your Windows PC using Miracast. Follow the steps to install the Wireless Display app, connect to a wireless display, and add Cast to your quick settings.

Learn how the new Outlook for Windows differs from the classic Outlook in terms of features, design, and functionality. See a feature coverage matrix that shows what's available, partially available, not supported, or under investigation in each version.