How do I add my own categories?

Go to menu=>Category Maintenance screen.

1. To add main category either press menu button and choose Add Main Category or long press any category until getting the menu and choose Add Main Category option

2. To add sub category to a main category long press the main category and choose Add Sub Category option. Make sure Add Sub Category screen shows the correct main category name.

There is no limit for the number of categories you can add.