Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
Avoid and report Microsoft technical support scams
If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to be safe and not click any links or provide any personal information.
Product activation for Windows – online & support telephone numbers
Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are three methods to which you can activate your product: Online via the internet, by telephone using our automated systems, and by a live support advocate.
在智能电视上用 Xbox 应用玩云游戏 | Xbox Support
管理你的 Xbox 订阅. 云游戏需要 Game Pass Ultimate 或受支持的免费游戏。. 了解还能做些什么来充分使用订阅。.
How home Xbox and game sharing work | Xbox Support
How game sharing works. When you first install a digital game on your home Xbox, your console retrieves a license from the Xbox network to play it. The digital game license is tied to your home Xbox and never expires unless you change your home Xbox.
Ways to install Windows 11 - Microsoft Support
Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
微软服务协议补充协议 - support.office.com
MICROSOFT 365 消费者订购中的 OFFICE 服务和软件. 最后更新时间：2020 年 4 月. 感谢您选择 Microsoft 365 消费者订购服务！. 您使用包含在 Microsoft 365 订购中的 Office 服务和软件（“服务/软件”）的行为适用您在注册微软帐户（链接见下）时同意的微软服务协议的条款和 ...
Give your PC a Fresh Start - Microsoft Support
Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
通过 Xbox Game Pass 获取 EA Play 订阅会员资格
如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员，则需要关联你的 Xbox 和 EA 帐户，并确保已安装了 EA 应用（Beta 版本），才能在电脑上享受 EA Play 游戏。. 如果还没有执行以上两步操作，则 Windows 版 Xbox 应用将会指导你完成设置过程。. 如果你已在 Xbox 主机上玩过 ...