Click on “Tools-> Options” in Outlook®, and select the Mail Accelerator tab.
The Mail Accelerator options are located in the lower section.

If you use Mail Accelerator inside your organization and you are using the Exchange server check the first option.

The second option determines a size limit; files larger than the number you specify will be sent through Mail Accelerator

Check the third option to create a log file.
The About button will show the version number of the software as well as other information.