Only node-locked Katalon Runtime Engine (KRE) licenses with a yearly billing cycle can be converted to offline licenses.
Step 1: Users view and send a machine ID to Owner/Admins
Step 2: Owner/Admins create and send back offline licenses
Step 3: Users use the KRE offline licenses to execute Katalon Studio/Katalon Studio Enterprise from the command-line and in the offline environment.
Please refer to this guide for more details