Galaxy Fit3 receives a new update globally (March 2026)

Samsung has begun distributing the Galaxy Fit3 update, which will upgrade both your band’s security and stability. The March 2026 update has reached the wider audience (United States, India, United Arab Emirates, and so on).

The firmware build information for this update is found below:

• SM-R390: R390XXU0AZA3 [INU, XAA, KOO]

To obtain the update, follow these steps:

Open the Wearable app

Navigate to Band settings > Band software update

Tap on Download and Install

You should be able to see the update information. Verify the version with your device model posted above.

Click on Download, let it download, and click on Install. Make sure that you download the update through Wi-Fi.

This update should take a short time to install. Make sure that you have the band charged fully before initiating the update process to avoid interruptions. Don’t interrupt the update process, or you’ll experience problems later.

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