Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

订阅退款 你可以随时取消 Xbox 订阅。 关闭定期计费将停止订阅的未来扣费，并使你在订阅到期之前使用其权益。 你也可能有资格立即取消并获得退款；但不是所有订阅费用都能退款。 若要详细了解 Xbox 订阅的退款策略以及如何取消订阅，请转到： Xbox 订阅取消和退款 可在此处检查 Xbox 订阅的状态 ...

Use the Add a language feature to install another language for Windows 11 to view menus, dialog boxes, and supported apps and websites in that language. To do this: Select Start > Settings > Time & language > Language & region. Open Language settings Go to Preferred languages, select Add a language. In Choose a language to install, enter and select the name of the language that you want to ...

Check the Xbox services, games, and apps for any service outages.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

Find everything you need to know about Microsoft Casual Games, including gameplay help, troubleshooting tips, and answers to frequently asked questions.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows.

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