As an added precaution, to preserve any data on your microSD card (not included), please unmount it
from your phone prior to starting the update process. From home, tap Apps
> Settings
>
Storage > Unmount SD card.
Update Your Phone's Software
Once you have backed up all your data, use the Update now option to update your phone's software.
1. From home, tap Apps
> Settings
> System update.
Basic Operations
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