You can try Express Server for 30 days without a license. At any time before or after the trial period expires, you may activate a license code that converts your trial version into the licensed version.
To determine the licensing status of your Express Server installation:
NOTE: If the status is reported as "Could not detect (browse is inaccessible)" then the Express Server is not running. See Troubleshooting .
To request a license code, complete the following steps:
Open the Express Server Manager in a web browser. For more information, see Accessing the Express Server Manager.
Navigate to the following URL to contact LizardTech Customer Support:
https://www.lizardtech.com/support/product-activation/
Click Submit.
LizardTech Customer Support will send you a license code within one business day.