Go to splitted folder, execute INSTALL.BAT to install the mapset (follow steps to press any key until done).Wait until successfull split ends, also look for errors (if any) at the log. 4.11 and GMAPSUPP.IMG generated mapset, ie. 5063 (or any FID not yet installed as a mapset, since usually another MSM installer is already installed, the FID needs to be changed, so that both MSM installer, ie. And also tick “Set mapset FID”, and specify FID, ie. At Split tab, select the folder to split the necessary files.At GMapTool’s Options tab, browse and point to installed “cGPSmapper.exe” (see pic below).Execute “GMapTool.exe” to start GMapTool GUI.Download and install Free cGPSmapper (for Windows):.