Contractor App 3.28 focuses on HTPG UI enhancements, warranty lookup and registration, service and repair flow polish, Bluetooth and equipment setup, thermostat and catalog integrations, and overall stability and UX parity. The release includes a mix of new capabilities, targeted improvements, and bug fixes across iOS and Android, with particular emphasis on validation behavior, repair and setup flows, lookup consistency, firmware and product update experiences, and cross-platform UI alignment.