By my experience it is 100 courses maximu. I was fighting with my synchronisation a lot lately. Then noticed that I have exactly 100 courses in the folder Courses folder on Garmin edge 1030 - I have deleted…
No guesswork is needed - it's written in the tech specs of Edge 1030 (and PLUS)
https://buy.garmin.com/en-US/US/p/704417#specs
(see "Maps & Memory": Courses: max 100)
By my experience it is 100 courses maximu. I was fighting with my synchronisation a lot lately. Then noticed that I have exactly 100 courses in the folder Courses folder on Garmin edge 1030 - I have deleted some and from then the sync is working again.
No guesswork is needed - it's written in the tech specs of Edge 1030 (and PLUS)
https://buy.garmin.com/en-US/US/p/704417#specs
(see "Maps & Memory": Courses: max 100)
The limit is 100 courses and it is documented. You can have much more than that in your Connect account but clean the device to not exceed the 100 limit. I regularly simply delete all the courses from the device and transfer courses as I need them using the Connect Mobile App over BT.