Final answer:
The most likely reason why the employee cannot change Company Preferences in the QuickBooks file is that she does not have the necessary access permissions.
Step-by-step explanation:
The most likely reason why the employee cannot change Company Preferences in the QuickBooks file is that she does not have the necessary access permissions. In QuickBooks, there are different user roles with varying levels of access privileges, such as Administrator, Accountant, and Standard User. Access to Company Preferences may be limited to certain user roles, and it is possible that the employee has a role that does not grant her the ability to make changes to these preferences.
To resolve this issue, the employee should check with the system administrator or the person in charge of permissions in the company's QuickBooks account. They can review and adjust her user role to one that allows her to change Company Preferences if necessary.
Additionally, it is important to note that changing Company Preferences in QuickBooks should be done with caution, as it can impact the overall functioning of the software and the accuracy of financial data. The administrator may have restricted access to prevent unauthorized changes that could lead to errors or security issues.