The issue of a Samsung device not automatically updating its time in late 2014 was primarily due to on October 26, 2014. Many Android devices at the time did not receive the necessary system-level time zone database updates (TZDATA) in time to reflect this legislative change.
To resolve this on a Samsung device where the time did not update correctly, you can follow these steps:
For most Samsung mobile devices, you can manually set the correct time zone to match the 2014 changes:
