Got to https://library.vuforia.com/getting-started/vuforia-license-manager
Go to the License Manager page and click Get Basic
Add a desired name for your license key in the License Name* field. Check the confirmation box to accept the Vuforia Developer Agreement.
Press Confirm, your new license will appear in the License Manager
Go to the “Vuforia Cloud Keys” part of the main hub menu
Insert your keys received from the previous steps