Battery non-genuine message for new device 14 pro max after 16.2 software update

Unknown Part

Unable to determine if your iPhone battery is a genuine Apple part. This could be because the part is non-genuine or not functioning as expected, or the installation is incomplete.

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This message pop up on my 14 pro max and disappears after restarting the device and after few hours once again gets pop up.

Hardware diagnostics run at Apple service centre and they found no any issue with battery.

Kindly guide