Flashing will erase all user data . Ensure you have backed up your photos and contacts. Flashing Steps
You will typically get five files: BL , AP , CP , CSC , and HOME_CSC . Enter Download Mode: Power off the phone. Press and hold Volume Down + Home + Power simultaneously. samsung-j327t-u4-flash-file-firmware
Installed on your PC so the device is recognized in Download Mode. Flashing will erase all user data
Always verify your specific model in Settings > About Phone before flashing to avoid hard-bricking your device. If you'd like, I can help you: Find the latest specific build link for your carrier. samsung-j327t-u4-flash-file-firmware
Use Odin v3.13.1 or newer for compatibility with newer Samsung compression formats (.lz4).