Find your Windows product key - Microsoft Support
If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is genuine, see How to tell your software is genuine and How to tell your hardware is genuine.
Applies To:
Microsoft account dashboard
Protect yourself from phishing - Microsoft Support
Cybercriminals typically pretend to be reputable companies, friends, or acquaintances in a fake message, which contains a link to a phishing website. Select the headings below for more information.
Protect yourself from tech support scams - Microsoft Support
Tech support scams are an industry-wide issue where scammers use scare tactics to trick you into unnecessary technical support services to supposedly fix device or software problems that don't exist. At best, the scammers are trying to get you to pay them to "fix" a nonexistent problem with your device or software.
保护玩家免受市场盗窃和诱骗 | Xbox Support
Xbox 网络上的市场盗窃情况有哪些示例？. 市场盗窃的示例包括: 从非法第三方网站购买或兑换游戏内容或代码. 声称成功兑换的代码无法从 Xbox 支持获取其他内容或资金. 滥用 Microsoft 退款策略，或通过向你的银行或金融机构申请“退单拒付”以规避退款政策. 在 ...
购买和付款 | Skype 支持
在日本获取 Skype 号码的要求是什么？. 根据日本法规，自 2023 年 6 月 12 日起，当你请求 Skype 号码 在日本，需要通过验证流程才能购买号码。. 完成验证流后，你将获得所选的 Skype 号码。. 以下是下订单后可能发生的情况： 您必须上传身份证 (护照、我的号码卡 ...
Xbox 付款错误消息和代码 | Xbox Support
为何我的 Xbox 订阅付款被拒绝？. 使用 Microsoft 帐户余额进行购买. 你的 PayPal 帐户列出的国家/地区可能与支付选项的国家/地区不同。. 如果它们不匹配，则需要更新 PayPal 帐户或付款方式，或使用其他付款方式完成购买。. 若要添加另一种付款方式，请执行以下 ...
Avoid and report Microsoft technical support scams
If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.
获取有关数字代码或礼品卡的帮助 | Xbox Support
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 ...
What happens if there's an unusual sign-in to your account
If you received an unusual activity notice while sending email in Outlook, see Unblock my Outlook.com account for more info. Related topics. I think my account's been compromised. Use the Microsoft Authenticator app to sign in securely without a password.
Call of Duty（使命召唤） | Xbox Support
这是否解决了问题？. 了解 Xbox X|S、Xbox One、Xbox 360 和 Windows 10 上的 Call of Duty（使命召唤）、如何购买该游戏以及从哪里可获取疑难解答帮助。.