Horizon Connection Server | License Key Is Invalid

If using multiple Connection Servers, ensure have same license key applied.

If you are a VMware Horizon administrator, few things are as frustrating as seeing a red warning icon next to your licensing tab. You’ve purchased the entitlement, you have the key, but the Horizon Connection Server refuses to accept it, throwing the error: horizon connection server license key is invalid

What of Horizon are you running (e.g., 7.13, 8.x, 2412)? If using multiple Connection Servers, ensure have same

The "license key is invalid" error in Horizon Connection Server typically occurs due to format mismatches unsupported license versions expired/reached activation limits Common Causes & Solutions New Key Format Requirements The Issue: The "license key is invalid" error in Horizon

: Review the Horizon Connection Server configuration to ensure it's set up correctly.

The most common cause is the expiration of the license term. In a subscription model, if the contract ends, the key becomes invalid. Similarly, if an organization transitions from Perpetual to Subscription but attempts to use an old perpetual key on a version of Horizon that mandates subscription licensing (a change heavily emphasized by Broadcom), the key will be rejected.

If you find yourself stuck at this screen, try these steps in order: