A Windows 11 activation key is a unique 25-character code that serves to verify that your copy of Windows 11 is genuine and licensed by Microsoft. This key is required to unlock the full features of Windows 11 and ensure you’re using a legitimate, non-pirated version of the operating system. It helps activate the system to access updates, customization options, and security patches, and is part of Microsoft’s effort to maintain the integrity and security of its software ecosystem.Click here to know more about #windows11licensekey