About The Firmware Version Of The Watch - Citizen Eco-Drive Proximity Features Manual

About the firmware version of the watch

The following conditions are required to make the "Proximity 2.5" app work properly.
• Watch: version 2.5 firmware
• iPhone: iOS 7 (7.0.4) or iOS 8
You can view the firmware version of the watch by checking the type of message appearing
after activating the app and starting firmware update.
• When the screen for updating firmware to 2.5 is displayed,
the firmware version of the watch is 2.0. Continue firmware update following the
messages on the screen.
• When the message displayed refers to the Citizen support web site,
the firmware version of the watch is 1.xx. Manufacturer update of the firmware is
required. Contact your nearest Authorized Citizen Service Center.
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