了解如何在移动设备、Windows 设备或 Xbox 主机上兑换 Microsoft/Xbox 礼品卡或其他代码。按“开始”按钮 ，然后在“搜索”框中输入“商店”。 从结果中选择 Microsoft Store 以打开应用。选择屏幕右上角的帐户，然后选择 兑换充值码或礼品卡。输入由 25 个字符组成的代码，选择 下一步，然后按照提示操作。

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

注意: 如果是通过以下任一方式获取的 Microsoft 365：Microsoft 工作区折扣计划(以前称为家用许可计划)，则安装 2019、2016 或 2013 版的 Office 专业增强版、Office 标准版或独立应用（如 Word 或 Project）的步骤可能会有所不同：如果你通过公司购买了 Microsoft 365 供个人使用，请参阅通过工作场所折扣计划安装 ...

Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with ...

Press the Start button , and then enter Xbox into the search bar. Choose the Xbox app from the results to open the app. Select your gamerpic, and then select Settings. Select Redeem under Redeem a code. Enter the 25-character code, select Next, and then follow the prompts. Note You can’t redeem a code on the Xbox app for mobile at this time.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

On your PC, press the Start button , then choose Settings > Devices > Bluetooth & other devices (on Windows 11: Settings > Bluetooth & devices). Turn on Bluetooth. Select Add Bluetooth or other device > Bluetooth (on Windows 11: Add device). Your PC will begin searching for your controller.

Set up the Authenticator app. After you install the Authenticator app, follow the steps below to add your account: Open the Authenticator app. Select (+) in the upper right corner. Point your camera at the QR code or follow the instructions provided in your account settings. After your account appears in your Authenticator app, you can use the ...

如果未自动显示安装更新说明，则可以手动启动该过程。为此，请按 Xbox 按钮 打开导航页，选择“档案和系统”>“设置”>“设备和连接”>“控制器和耳机”，然后选择要更新的控制器。在 Xbox 无线控制器屏幕上，选择“…”以检查控制器的固件版本。如果它显示“更新”，请选择固件版本，然后 ...