Instructions for blocking, marking as spam or unblocking phone numbers on Cubot devices

Cubot P60 Cubot P60
Cubot KingKong Mini 3 Cubot KingKong Mini 3
Cubot Note 30 Cubot Note 30
Cubot Pocket 3 Cubot Pocket 3
Cubot J20 Cubot J20
Cubot KingKong 6 Cubot KingKong 6
Cubot X70 Cubot X70
Cubot P80 Cubot P80
Cubot KingKong Power Cubot KingKong Power
Cubot KingKong 9 Cubot KingKong 9
Cubot King Kong MiNi 2 Cubot King Kong MiNi 2
Cubot X50 Cubot X50
Cubot J9 Cubot J9
Cubot J10 Cubot J10
Cubot KingKong 7 Cubot KingKong 7
Cubot KingKong 5 Pro Cubot KingKong 5 Pro
Cubot C20 Cubot C20
Cubot J8 Cubot J8
Cubot KingKong CS Cubot KingKong CS
Cubot Note 7 Cubot Note 7