If your invoice is in an editable status (IP, N, RE, R), you can add coding lines in two ways:

1. Tabbing through the last field:

By tabbing through each coding field,once you get to the end of the row, tap 'Tab' on your keyboard once more and the system will automatically add a new row for you directly underneath the preceding row.

2. Using the "+ Add Line Item" button:

You can click the '+ Add Line Item' button to add as many rows as needed below the initial coding l