there are so many things and lost ... I download sucessfully and unzip rar folder extract the file "gmapsupp" and copy this file on sd card and then slot into to garmin Nuvi 205w and follow Garmin tutorials Index - "How To Change Which Map Is Displayed On A Garmin GPS" but dont see the map there except the original preloaded map... kindly assist me what are the simple way to use this map with garmin