In HandiLedger you can edit Workpaper accounts by drilling down on the account number in the Workpaper window.
Go to Workpapers, Workpapers, F8 or click on the Workpapers icon on the left-hand access panel.
In the Workpapers window, double-click the account you want to edit or drill down to.
Highlight the applicable transaction and click View.
Edit the transaction, Close and Post the changes.