Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
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
Windows Update Troubleshooter - Microsoft Support
If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.
Avoid and report Microsoft technical support scams
Report a scam. 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.
如何兑换礼品卡和代码 | Xbox Support
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。.
使用 Xbox 主机或 Windows 设备时发生 0x80070490 或 80070490 错误
查看此处以了解我们当前正在跟踪的已知游戏问题,并了解可以对其执行的操作。. . 尝试打开指南、打开 Xbox 主机或尝试在 Windows 设备上启动游戏或应用时,会看到以下错误代码和消息:. 出现问题… 0x80070490. 这可能意味着 Xbox 或电脑遇到了意外错误。.
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 ...
KB5015684: Featured update to Windows 10, version 22H2 by using an ...
The enablement package is a great option for installing a scoped feature update like Windows 10, version 22H2 as it enables an update from version 2004, 20H2, 21H1, or 21H2 to version 22H2 with a single restart, reducing update downtime. This enables devices to take advantage of new features now.
Check or change language settings - Microsoft Support
Set the region, device language, and spoken language for your products and services.
Applies To: Outlook.com, Microsoft Edge, OneDrive (home or personal)
获取有关数字代码或礼品卡的帮助 | Xbox Support
详细了解 Xbox 数字代码和礼品卡,以及如何解决兑换内容的问题。.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.