Instructions to delete a language to Cubot devices

Cubot P11 Cubot P11
Cubot King Kong 3 Cubot King Kong 3
Cubot Note 50 Cubot Note 50
Cubot Note 20 Cubot Note 20
Cubot Max 2 Cubot Max 2
Cubot P50 Cubot P50
Cubot Note 30 Cubot Note 30
Cubot KingKong Mini 3 Cubot KingKong Mini 3
Cubot R19 Cubot R19
Cubot X70 Cubot X70
Cubot Power Cubot Power
Cubot Rainbow Cubot Rainbow
Cubot X16 S Cubot X16 S
Cubot Cheetah 2 Cubot Cheetah 2
Cubot X20 Cubot X20
Cubot X18 Cubot X18
Cubot J9 Cubot J9
Cubot King Kong Cubot King Kong
Cubot J20 Cubot J20
Cubot P40 Cubot P40