This article was written by Humane, Inc. and archived from their official support site.
  1. Log in to Humane.Center.
  2. Select your profile in the bottom right.
  3. Select settings then under Account, choose Details
  4. Under Login Information, select "Update" next to your username or password.
  5. When prompted, sign in with existing username and password.
  6. Update with new username or password.
  7. Select Update.