AR invoices can be edited provided that:

• No payments have been made to the invoice
• The invoice has not appeared on a statement
• You know the invoice number
  
  

From the Receivables module:

1. Navigate to the Invoice menu.

2. Select 3. Edit Invoices.

The Invoice Editing window is displayed. 3. Enter the Invoice No. for the relevant invoice and click Okay. 

The Adjust Editing - Consulting Style window is displayed. 4. Make the required changes.

5. Click Okay to save.