Click the buttons in Odin and select the corresponding files from your extracted firmware folder:

Before starting, ensure you have the following ready to prevent "bricking" your device: Backup Your Data

Extract the downloaded firmware ZIP file on your PC. You should see five files starting with: executable as an administrator. Step B: Put Device into Download Mode Power off your completely Connect your USB cable to the PC (but not the phone yet). Press and hold Volume Up + Volume Down

This guide outlines the steps using the official Samsung flashing tool, 1. Pre-requisites

simultaneously while plugging the USB cable into your phone. When the blue warning screen appears, press to enter Download Mode. Odin should show an message in the log. Step C: Load Files into Odin

: Download the specific firmware for your region (CSC) from reputable sources like initially ran Android 8.0 and is upgradable to Android 9.0 Pie 3. Installation Steps Step A: Prepare the Firmware