Keys are generally version-specific. If you have upgraded from Horizon 7 to Horizon 8, your old license key will not work. You must log into the VMware (Broadcom) Customer Connect portal to find your upgraded Horizon 8 keys.
It sounds basic, but the Horizon Console is sensitive to hidden characters. horizon connection server license key is invalid
If you are using or Horizon Universal licenses, the Connection Server requires the Horizon Cloud Connector appliance to be deployed in your environment. Keys are generally version-specific
Ensure your Connection Server and Domain Controller are synced to the same NTP source. If the server time is significantly off, the validation handshake for subscription-based licenses may fail. 5. The "Cloud Connector" Requirement It sounds basic, but the Horizon Console is
With the shift toward subscription models, ensure you aren't trying to input a "Term" license into a legacy version that only recognizes perpetual keys without the necessary cloud connector plugins. 2. Check for Whitespace and Formatting