Then you can click it, so you can see a folder named 'content'. There should be a folder named igo or primo or something like that. If it's on an SD card, then you can check map files inside. The content folder may be in your igo or primo folder.įirstly you can check if your old igo maps are on an SD card or in the internal storage of the navigation unit. Your igo map files are in a content folder. If you understand igo map file structure, you can do it by yourself easily. If you have not done that before, you may feel it would be complicated. The question is, how to update my igo maps to the latest 2020 version? Because some roads may be changed, so updating new maps can get you an accurate destination efficiently. Igo maps update is necessary if you have installed a navigation unit a couple of years ago. Guangzhou, Guangdong ( ) - For an aftermarket head unit, it usually comes with igo maps installed.
