vpm extensions) that you never use, so maybe taking up quite a bit of space. These probably contain lots of different voices and languages (files with. You can delete the voice files to make room.

You can always make a backup and copy the files to your computer. You may not have enough space on your device, but you can remove some files and replace the existent map. Once connected to your computer, it will appear as an additional drive. Once you have your map file, you have two options:Ĭopy and paste your file to your device ( /Garmin folder). In some places, you may find locked files, but there are tools to unlock those. So updating or adding maps is as simple as copying and pasting a file, which has to be named gmapprom.img or gmapsupp.img. When your Garmin reboots, you should now have the OSM map displayed. Again, on a Mac, you do this by dragging it to the trash.

Eject the Garmin as you would a USB stick.Rename it to gmapsupp.img if it's not already called that.If there isn't a folder on the Garmin called 'Garmin', create one.On a Mac, for example, this will be on the desktop. The Garmin should show up as a removable disc (like a USB stick) in the usual place.(On an eTrex, this is typically done by going to the menu screen, then Setup -> Interface -> USB Mass Storage.) Put your Garmin in USB Mass Storage mode.Connect your Garmin to your computer via a USB cable.Assuming you have an SD card installed in the card socket for your Garmin, simply do this: img file is not meant for a program on your computer. Double-clicking tells your computer to 'find the program that will understand. It sounds like you are trying to double-click, or otherwise open, an.

Garmin custom maps size limit