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I have a Holux gps260 pro I lost my product key, how to recover it
This is not easy and short to answer. Please write an email with more information. What operating system are you using. Have you installed and used ezTour before, or did you do a fresh install on a new system? Which ezTour version do you have?
I have HOLUX ezTour Plus v. 4.4, the program cannot see google maps. Where can you get the program update?
No update is officially available. Technically, you need to update the Google-Maps-API and the API-Key yourself.
where did you download the software? I cannot find it anymore.
How solve problem on gps week rollover with M241 Holux gps?
Two possible solutions: 1. Update the firmware, which fixes the gps week rollover problem (not officially available now, 2019) 2. Autocorrect the date of the logdata during reading from the device