If a host remains in "evaluation mode" even after a key is applied, it is often due to an existing evaluation license or stale license data that must be removed. Addressing Core Count Mismatch:

License: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX License Name: VMware vSphere 7 Enterprise Plus License Type: Perpetual License Expiration: Never Features: ...

Enter your 25-character license keys (one per line if adding multiple) and click .

Are you getting a or message when applying the key? Is this a standalone host or managed by a vCenter Server ?

Whether you are running a small lab or a large enterprise, ensuring your ESXi hosts are properly licensed is crucial for avoiding downtime and maintaining compliance. Understanding VMware ESXi Licensing Models

esxcli system license set --serial=XXXXX-XXXXX-XXXXX-XXXXX-XXXXX Use code with caution. Verify that the key was applied successfully: esxcli system license get Use code with caution. Broadcom Era Licensing Changes to Note

Demystifying the VMware ESXi License Key: Fixes for Common Activation Errors

Paste your valid license key into the text box and click Check License . Finish: Click Assign License to apply the key. Troubleshooting: Why the "Fixed" Key Might Not Work

If you run the standard ESXi installer without this specific ISO, you will enter a 60-day evaluation period of the full vSphere edition. To "fix" this and unlock the permanent free version, you must either install the dedicated free ISO or manually assign a free license key to your existing standard installation.

You have configured features like vMotion, distributed switches, or excessive vCPUs that exceed the limitations of the new license key. The Fix: Power down VMs using advanced features.