ALL MODELS · FIRMWARE SAMSUNG Galaxy S21 Ultra 5G

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KitKat(Android 4.4.2)

R(Android 11)

Jelly Bean(Android 4.2.2)

Oreo(Android 8.0.0)

Jelly Bean(Android 4.1.1)

Pie(Android 9)

Jelly Bean(Android 4.1.2)

Jelly Bean(Android 4.1.2)

R(Android 11)