If you would like to add or edit your specific expenses category,
Settings > Configuration > Income / Expenses Category Management
You can change the subcategory setting on Income/Expenses Category Management page.
For Example, you can review each subcategory under “Expenses Category Management”.
1. If you tap “Food”, which is the main category, you will see more purpose-specific categories as shown below.
2. From here, you can tap “+” button to add more subcategories.
3. Type what you want to add and “Save”.
4. On the Entry page, you can find the "Baby formula".