When the Open button is pressed, the following File Open dialog is displayed:

(Note: As the Open dialog is a Window's control, the format and facilities may vary)

By default, the Input message file list will should be given the file extension ".emi", however the Esl Message Manager will attempt to open and process any type of file.

As an alternative to using the Open button, it is also possible to drag a file from Windows Explorer into the Esl Message Manager viewing window.

Once the message list file has been selected, then the application will look as follows: