iOS 12 sync problem

[GoodTask]

Hi @Nikolay, thanks for using GoodTask. If you've upgraded Reminders database on iOS 13, it won't sync with previous iOS versions and previous macOS versions before Catalina.

You may check below Apple webpage and forum for more details.

Update the Reminders app in iOS 13 or later - Apple Support

Things to know about iOS 13 and macOS Catalina

Now the beta season is close to an end and the new OS's will start shipping from September 19th. Current release schedule that Apple announced is below. iOS 13 : September 19th iOS 13.1 & iPadOS : September 24th macOS Catalina : October There are things that you need to be cautious about with the new OS update. Data will not sync between devices using upgraded database and the ones before When you update any of your device to the new OS and open Reminders app, it'll ask you if you will upgr…

Thanks!