If you decide to allow multiple users access to the QuickBooks data file, you’ll appreciate the QuickBooks Audit Trail feature, which keeps a record of who makes what changes in the QuickBooks data file. This feature is always on, and you can utilize it to determine whether information in the file has changed and the user who made the change.
An Audit Trail report.
You can’t remove transactions from the Audit Trail list or history except by archiving and condensing data.
To produce an Audit Trail report, simply choose Reports → Accountant and Taxes → Audit Trail. The figure shows a QuickBooks Audit Trail report. Note that this report identifies both the type of change made and the person who made the change in the QuickBooks data file. An Audit Trail report.