Citizen Eco-Drive Proximity - Setting Mail Check Frequency; Temporarily Stopping Mail Checks

19
Updating the firmware of the watch
You can update the firmware of the watch through the app.
• The app cannot update the firmware if the firmware version on your watch is not 2.0. For
details, see page
18
.
Important: If you have a previous version of the Proximity app
Remove registration on the watch and iPhone before starting update (page
17
).
Otherwise, firmware update may fail.
• Delete any previous versions of the Proximity app (white icon).
• You cannot use previous version of the Proximity app (white icon) after updating the
firmware version of the watch to 2.5.
• You cannot roll back the updated firmware (version 2.5) to any previous version.