For most users, try the native application export first; if unavailable, use QGIS with an intermediate format or a trusted conversion script. When in doubt about CRS or data fidelity, test on a small subset before converting large datasets.
: Official map updates and extras should be obtained through the iGO Navigation portal Can You Convert .fbl Files? Converting .fbl files to common formats like is generally not possible for average users: Proprietary Format fbl map files download convert
Some popular tools for converting FBL map files include: For most users, try the native application export
: If you need to view map data in other apps, it is better to download the original data in an open format (like .kml or .shp) rather than trying to convert an existing iGO .fbl file. Troubleshooting & Managing .fbl Files Igo Basemap 2012 Fbl - Facebook Converting