For the record, you may create your own unique revenue categories here. According to your needs, you may display income categories like 10, 25, 50, and 100 and search for income categories in the search box.
You may add an income category here.
You may edit the income category here.
Income categories can be deleted from here.
Here you can import the expense category from the excel file. Excel File type must be in xlsx or xsl format. You can download a sample excel file here to view the format of the excel file.