How to remove almost expired free lisense

You have two ways of getting a year of free subscription.

  1. Just register Free Avast
  2. old way - Enter free license number.

Onto my daughter’s new computer I entered my free license - and I learned that it will expire in a month.
So I better just to register this Avast for a free one year subscription. But such an option disappears.

Please explain how to remove this almost expired free lisence.
Thanks.

wait until expired and register again