Click on the "Edit" tab in the top left.
Select "Preferences"
Choose "Accounting"
Choose the "Company Preferences" tab on the top of the window
Check the "Use Account Numbers" box
You may have to go in and assign account numbers to each account that you want payroll information to post to. This will give you that ability.
If you have any further questions, contact us at support@ergpayroll.com
Thanks!