- Navigation to Customization > Forms > Transaction Forms.
- Customize or Edit the form where Acct. No. should be included.
- On the Custom Transaction Form page, make sure Printing Type = Basic.
- Click Printing Fields subtab > Header sublist.
- Check Print/Email for Acct. No.
- Click Save.
- If auto-generated number for Customer is disabled on Setup > Company > Auto-Generated Number, the Acct. No. field will show the Customer field on the transaction.