.NET Core 3.1 and .NET 6 are LTS (though 3.1 ends this year). Also in general things don't break that much. There are cases like nullable checks whose default c

.NET Core 3.1 and .NET 6 are LTS (though 3.1 ends this year). Also in general things don't break that much. There are cases like nullable checks whose default changes and so if you go with that default you will have to update, but it's tweaks more than overhauls.