Updates and resets Update Android™ operating system from the smartphone (Over The Air update, OTA)
Over The Air update (OTA) embeds corrections to the Android™ operating system and installs its earlier version (if available) without erasing personal data: 1. enable Internet connection (we advise a WI-FI connection for best downloading conditions)* 2. open "Settings" app or : 3. tap on "About device" or "About phone", 4. tap on "System updates". or - tap on "System update app": or .