ALL MODELS · FIRMWARE SAMSUNG Galaxy S21 Ultra 5G

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Oreo(Android 8.0.0)

Marshmallow(Android 6.0.1)

Marshmallow(Android 6.0.1)

Jelly Bean(Android 4.3)

Lollipop(Android 5.1.1)

Lollipop(Android 5.1.1)

R(Android 11)

KitKat(Android 4.4.2)

Nougat(Android 7.0)

Jelly Bean(Android 4.2.2)