Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

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。. 了解如何在下面的“取消订阅”部分中取消 Xbox 订阅并检查退款资格。. 在以下国家 ...

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts. Choose your account type.

兑换数字代码. 所有 Xbox 数字代码长度均为 25 个字符，包括数字和字母，并且采用五组字符（每组包含五个字符）格式 (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx)。. 如果你尝试在 Windows 或 Xbox 设备上兑换代码，请确保已正确输入所有 25 位数字。. 若要了解有关 Xbox 礼品卡和代码的 ...

下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. 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 ...

If you leave the Ask to buy feature on, you can continue to make sure a child doesn't make a purchase using an adult's credit card and monitor the type of content they want to buy. You’ll be able to approve or deny the child's purchase requests through email or on the Family settings page.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

You can send an invitation or add people to your Microsoft family to share your benefits. Once they accept the invitation, they can install Microsoft 365 apps on their devices and access their own 1 TB of OneDrive storage by signing in to www.microsoft365.com with their personal Microsoft account.