The next version of the iOS app (13.1.x, which should be available soon!) has an option to disable sync locks. When released, it should become possible to disable sync locks from configuration > synchronization > advanced > sync locks:
The next version of the iOS app (13.1.x, which should be available soon!) has an option to disable sync locks. When released, it should become possible to disable sync locks from configuration > synchronization > advanced > sync locks: