Are you trying to , or are you getting a specific error message when you try to enter one? Managing licenses on ESXi hosts using the vSphere Client
Enterprise virtualization relies heavily on VMware vSphere ESXi. Licensing issues can disrupt infrastructure operations instantly. When an ESXi host reverts to evaluation mode or shows a "License Key Fixed" error, immediate remediation is required. vmware esxi license key fixed
Perpetual and subscription keys have strict capacity limits. Are you trying to , or are you
Downgrade the license key through the Broadcom Customer Support Portal to match the major version of your target ESXi host, or upgrade the ESXi version to match the license version before applying the license. When an ESXi host reverts to evaluation mode
Assign a higher-tier license key to unlock advanced features like vMotion or Distributed Switch. Step-by-Step: How to Assign a Fixed License Key
Apply the license to all hosts in the container:
If you are running a "fixed" free license from older versions, it will continue to function on your current hardware. However, you cannot download new security patches, updates, or upgrade to newer vSp