Garmin G3X Touch Pilot's Manual page 345

card slot of the display.
2) Power on the display. The Update Databases Page is displayed. A green
checkbox indicates that the database installed on the G3X Touch is up to
date. An empty checkbox indicates that the database on the SD card is
more current and should be installed.
3) Touch the Update All Button. The database status is updated.
Or:
Touch a single database, and press the Update Button. The selected
database status is updated.
190-01754-00 Rev. E
Update Databases Page
Garmin G3X Touch Pilot's Guide
Appendix C
327