If GLPI is already installed:
The GLPI Registration Key: Understanding the GLPI Network Subscription glpi registration key
Let us return to the original keyword:
The registration key is a convenience feature, not a necessity. If you have a rigorous patch management process, you do not need it. If GLPI is already installed: The GLPI Registration
menu. You will see a long alphanumeric string—this is your registration key. Copy this to your clipboard. Step 3: Apply the Key to GLPI glpi registration key