ALL MODELS · FIRMWARE SAMSUNG Galaxy S21 Ultra 5G

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Marshmallow(Android 6.0.1)

R(Android 11)

Jelly Bean(Android 4.2.2)

Nougat(Android 7.0)

Oreo(Android 8.1.0)

R(Android 11)

Nougat(Android 7.0)

Lollipop(Android 5.0)

Marshmallow(Android 6.0.1)

Gingerbread(Android 2.3.6)