ALL MODELS · FIRMWARE SAMSUNG Galaxy S21 Ultra 5G

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Jelly Bean(Android 4.1.2)

Jelly Bean(Android 4.1.2)

KitKat(Android 4.4.2)

Nougat(Android 7.0)

Tizen 2.4.0.3

R(Android 11)

Marshmallow(Android 6.0.1)

SSP

Marshmallow(Android 6.0.1)

KitKat(Android 4.4.2)

Marshmallow(Android 6.0.1)