These release notes are for the following payment terminals:
- Verifone Engage: e280m, e285p, e285, M400, P400 Plus, UX300, UX410, V210, V240m Plus, V400c Plus, V400m
- From V1.64 Android: S1E, S1E Barcode, S1F2
- From V1.79 Android: AMS1
Your terminals should not be more than five versions behind the latest release. See Update to a new release.