Just in case you are interested, I have used the person below for several "fixes" to my Zumo 550 and by 665. He has done very good and reliable work.

https://www.palmdr.com

So, if you would like someone to do the fix for you and probably at a fair price, I would give the Palm Doc a call.

Oh his ...

Welcome to the forum!!

I am running Sequoia 15.6.1. And, I have had similar issues (not many) before with other applications.

So, I thank you for your response and if I find any more information I will post it here.

Ok, I don't know how but I got the screen to show on the screen. So..... issue has been resolved.

I think the new MacOS has some strange things embedded in the software but....

I just tried to start Basecamp. The icon lights up and flashes and then the screen returns to the previous view (whatever was up when I activate Basecamp. I have restarted the computer three times and the same things happens.

The Basecamp tool bar shows across the top of the screen but nothing I ...

You can install them to your Mac using Express, then you won't need to connect your Zumo. JaVaWa's GMTK program would enable you to transfer your maps but it doesn't work with later versions of the Mac


Just a follow up on my question and the response above. I don't remember if it was before or ...

sussamb wrote: Thu Jun 26, 2025 8:27 pm You can install them to your Mac using Express, then you won't need to connect your Zumo. JaVaWa's GMTK program would enable you to transfer your maps but it doesn't work with later versions of the Mac

Thanks I will look into that and report back.

So, far the only answer I have found is that if I have my Garmin 595 connected to the computer and I launch Basecamp, I can "use the maps on the GPS" for Basecamp.

Actually the maps are already installed in Basecamp but having the GPS attached apparently authorizes the program's use of the map ...

I had to purchase a new MacBook Air. I still have the old one but the screen is "bad" and I have to use an external monitor to use the device.

I want to transfer data from my old compute to my new one. I have installed Basecamp and will install the other needed Garmin software products but, is ...

New version has been dowloaded. No issues to date.