How to open .CPG file extension?

If you cannot open a new file that has been saved in the .CPG format you need to download the appropriate software. The manufacturer of .CPG files is Smith Micro; .CPG files belong to the Raster Image Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .CPG files. Activities performed in the order described should solve the problems with all the files in the .CPG format.