You can set Microsoft Dynamics AX to always open a particular company's data when it starts by using the Microsoft Dynamics AX Configuration Utility.

1. Open the Configuration Utility ( Start> Control Panel> Administrative Tools> Microsoft Dynamics AX Configuration Utility).

2. Verify that the currently open configuration target and configuration are the ones you want to modify.

3. On the Generaltab, in the Companybox, enter the three letter company identifier, and then click OK.