Integration settings files are ASCII files that are used to store definitions of integration task and what QPR application's model data is exported. The settings file format is a normal Windows initialization file ('.ini') with some QPR application specific extension. For example QPR Modeling Client uses  '.pgt' as extension for integration settings files.

Help URL: https://kb.qpr.com/qpr2017-1/index.html?integrationsettingsfiles.htm