Thread: how do i find the pre-boot on the garmin 78s

'morning,
first of all , did you put the right .gcd file for your device? a wrong .gcd file could cause the problem.
After the Garmin Cure did you follow correctly the tips?
Pre-Boot for navigators GPSMAP 62 (s) (c) (t) 78 (s) (c) (t):

1. Turn off the navigator.

2. Hold down arrow "up"

3. Turn navigator holding the arrow "up"

Note: "You can also hold down the" Enter "


give us further information please
bye,Umbe