Once you have defined the parameters for correlation (AOI, Computational parameters, Calibration and extra values, Initial solution) you have to save your settings. Once you have done all the data setting, you should see a blinking hand pointing at the save combo box.
By default, the name of the data setting is composed of the name of the reference and the deformed picture : ReferencePicture-DeformedPicture.don. This file is save in the same folder as the reference and deformed pictures.
You can change the name of your data setting but it is recommended that you keep the default name.
To save your work, click on the save icon on the right.