This is all covered in the Step-by-step walkthrough. If you have a specific question, then I'll be glad to help.
For most users we recommend either using wyUpdate as a standalone updater or the AutomaticUpdater. Not the AutomaticUpdaterBackend.
1. How to determine the "change in version" using the AutomaticUpdaterBackend ?
2. How to quickly check for updates using AutomaticUpdaterBackend ?
This is all covered in the Step-by-step walkthrough. If you have a specific question, then I'll be glad to help.
For most users we recommend either using wyUpdate as a standalone updater or the AutomaticUpdater. Not the AutomaticUpdaterBackend.