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Firmware List:
# Model Version Region OS Size
1 SM-G525N G525NKXU3BVF4 KOO S(Android 12) 3.62 GB Download
2 SM-G525N G525NKXU2AVB1 KOO R(Android 11) 3.54 GB Download
3 SM-G525N G525NKXU1AUK3 KOO R(Android 11) 3.52 GB Download