After using the free name change feature, you can  can make additional changes  by purchasing the feature. By following these steps:

1. On the home page, click on the Settings icon.

2. Click on "Change" next to your name.

3. The second name change will cost 50,000 tokens.

Note: Each name change after that deducts 50,000 tokens, but it stops once you reach a maximum of 1,000,000 tokens.