You can manage your individual Metix licenses from the "Licence" tab.
Licences In Use
You can view the licences which are currently in use and have been allocated to your users.
Unallocated licences are your purchased licences which are available to be assigned to a new user.
Adding a licence
To add a licence, click on the black circle with the plus symbol.
Select 'Subscription' option.
Subscriptions can be purchased on a monthly or annual basis.