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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 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.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
NAT type on Windows displays "Teredo is unable to qualify"
NAT type on Windows displays "Teredo is unable to qualify". If you can’t connect to an Xbox multiplayer game on Windows 10, go to Settings > Gaming > Xbox Networking. Look for NAT Type. If the status says Teredo is unable to qualify, it means your PC is unable to obtain a Teredo IP address.
PC 版 Game Pass 常见问题解答 | Xbox Support
在 Windows 10/11 设备上,PC 版 Game Pass 计划中的大多数游戏都支持脱机模式,但请查看游戏的详细信息,以确保游戏支持该模式。. Xbox Game Pass 目录中的游戏支持在电脑脱机状态下畅玩,但是,在至多 30 天后,你需要将电脑重新连接到 Internet 以验证有效订阅 ...
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.
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.
Give your PC a Fresh Start - Microsoft Support
To reset your PC, go to Start > Settings > System > Recovery . Next to Reset this PC , select Reset PC. Then, select Keep my files, choose cloud or local, change your settings, and set Restore preinstalled apps? to No . Open Recovery settings. Note: If you don't see the option to Restore preinstalled apps, it means your PC doesn't have ...
KB5015684: Featured update to Windows 10, version 22H2 by using an ...
Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.
你尝试在 Xbox One 或 Windows 10 设备上安装某游戏时,出现 0x80073CF3 错误
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。. 更新失败。. 这说明你的主机或 Windows 10 设备上已存在该游戏的现有版本。.