Windows 10, version 2004 and 20H2 devices that have the January 2021 nonsecurity preview release, or a later version, installed might experience Windows activation failures containing error code 0xC004C003.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

How do I fix a "Product key is not valid" error? How do I fix a product-key region error? Draft a shareable activation-error guide.

Resumo Dispositivos Windows 10, versão 2004 e 20H2 que tenham a versão prévia não relacionada à segurança de janeiro de 2021 ou uma versão posterior instalada podem apresentar falhas de ativação do Windows contendo código de erro 0xC004C003.

El error 0xC004C003 se produce cuando un componente de código de licencia intenta acceder a un subárbol del Registro sin el acceso adecuado. Un error de denegación de acceso resultante hace que la clave de producto no se extraiga correctamente.

Windows 11 Windows 10 激活有助于验证你的 Windows 副本是否为正版，且未在超过 Microsoft 软件许可条款所允许数量的设备上使用。 本文将帮助你找出并改正 Windows 中常见的激活错误。 如需有关查找产品密钥的帮助，请参阅 查找你的 Windows 产品密钥。 有关更新 Windows 11 的疑难解答和其他信息，请参阅 Windows ...

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. When you get a message that says Windows can't be activated, there are several possible reasons why. Select any of the following topics to see some typical reasons for activation difficulty, along with possible ways to get going again. Missing ...

Samenvatting Windows 10-, versie 2004- en 20H2-apparaten waarop de preview-release van januari 2021 of een latere versie is geïnstalleerd, kunnen te maken krijgen met Windows-activeringsfouten met foutcode 0xC004C003.

Buying a product key? If you're shopping for Microsoft 365 or Office product keys elsewhere, we recommend that you review our tips for safer shopping to make sure you're buying genuine Microsoft software. Be sure to read the tip called Beware of Product Keys Sold Separately if you want to buy a product key online.

Windows 11 Windows 10 Durch die Aktivierung wird sichergestellt, dass es sich bei Ihrer Kopie von Windows um Originalsoftware handelt, die nicht auf mehr PCs verwendet wird, als gemäß den Microsoft-Software-Lizenzbedingungen zulässig ist. Dieser Artikel hilft Ihnen, allgemeine Aktivierungsfehler in Windows zu behandeln und zu beheben. Wenn Sie Hilfe bei der Suche nach dem Product Key ...