Restore Factory Settings
Settings → Backup and reset → Factory data reset → Then tap “Factory data reset” below. Cài đặt – Hệ thống – Reset options – Erase all data (Factory data reset)
Settings → Backup and reset → Factory data reset → Then tap “Factory data reset” below. Cài đặt – Hệ thống – Reset options – Erase all data (Factory data reset)