Do you have one for the GPSMAP series?
If You upgraded your GPSMAP Device Firmware and the expiration date message appears for installed charts.
Here is the Official Firmware version GPSMAPSerieswithSDCard_20170825.This one has no antipiracy update for new garmin devices.
[Only registered and activated users can see links. ]
I own a echoMAP CHIRP 94sv working good with this firmware version.
Let us know your expiriences downgrading.I have any.
Last edited by metaldesconocido; 8th September 2019 at 08:45 PM.
Do you have one for the GPSMAP series?
anybody know how to downgrade the echomap plus from version 3.70?
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