Updating ZeRound firmware can be done directly from your smartphone over the air (OTA).
Kindly note that we update our wearables on a regular basis, please check regularly on the "Firmware update" section of your ZeRound App in order to verify if a new firmware update is available. To do this, click on "check watch update."
If a new firmware version is available, you will be prompted to update your ZeRound. This process can take several minutes.Updating ZeRound App: depending on your smartphone settings, updating ZeRound App can either be done automatically in the background or manually.