Lenses requires a license file. Receive your trial license here
License update action is dynamic, which means that after inserting / updating the license there is no need for user to restart Lenses.
There are a few ways to provide / update license in Lenses:
Lenses CLI following this command:
$ lenses-cli license update ./license.json
If at any point license becomes invalid (it expired / too many brokers were added to cluster) Lenses still will be working,
but only the license page will be available.
On this page