Account codes can be used to identify specific accounts in an overall identification scheme for the chart of accounts. To display account codes on the Summary page, click Edit in the Summary tab:
Check the box to
Show account codes and click Update:
If no account codes have been assigned yet, the checkbox will not be visible.
This selection applies only to the Summary. Various reports also include the option to show account codes on their definition screens.
TheSummary now includes account codes:
Turn off display of account codes by unchecking the box.
Regardless of whether account codes are displayed, they will appear in the
Account field dropdown box when entering line items on transactions, including cash receipts, sales invoices, journal entries, and so forth: