Now you can pass on to create a new category.
Click on the Add Category button from the Control Panel, and you will be directed to the page:
Once the new category is saved, you can select custom fields used in this category.
See an example list of categories:
If you want to make some changes in the added category, e.g. change the image or the description, you can click on the Edit button after selecting the category you want to edit.
Make your changes and click the Save button.