Find your Windows product key - Microsoft Support
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
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.
How to prevent and remove viruses and other malware
Discusses how to remove viruses, spyware, rogue software, or malware using Microsoft Security Essentials, Microsoft Safety Scanner and Microsoft Defender Offline.
Virus & threat protection in Windows Security - Microsoft Support
Virus & threat protection in Windows Security helps you scan for threats on your device. You can also run different types of scans, see the results of your previous virus and threat scans, and get the latest protection offered by Microsoft Defender Antivirus. Under Current threats you can:
Applies To:
Microsoft account dashboard
Protect yourself from tech support scams - Microsoft Support
Help Microsoft stop scammers, whether they claim to be from Microsoft or not, by reporting tech support scams at: www.microsoft.com/reportascam. You can also report unsafe websites in Microsoft Edge by selecting Settings and More > Help and Feedback > Report unsafe site when you encounter something suspicious.
Reset or recover your lost Microsoft account password
Follow these steps to reset your Microsoft account password. If you know the email address that you used to set up your Microsoft account (which is used to sign in to your Xbox profile), you can reset your password now: Go to Reset your password and enter your email address.
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.
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。.
Use Microsoft Bluetooth Mouse - Microsoft Support
Use Microsoft Bluetooth Mouse. Microsoft accessories. Windows 11 Windows 10. The Microsoft Bluetooth Mouse is designed to be your go-to mouse for precise scrolling and navigation. The compact design makes it easy to be productive on the go.
你尝试在 Xbox One 或 Windows 10 设备上安装某游戏时，出现 0x80073CF3 错误
无法登录? 请按照以下步骤重置你的 Microsoft 帐户密码。. 你尝试在 Xbox One 主机或 Windows 10 设备上下载和安装某游戏时，看到以下错误代码和消息：. 0x80073CF3. 请等待几分钟，然后重试。.