Usar o APKPure APP
Obter o APK da versão antiga de Backup Assistant Optimus Zone para Android
Backup Assistant + Contatos para Optimus Zone
Backup Assistant+ Contacts for Optimus Zone is a free application from Verizon Wireless which automatically syncs your address book to secure online storage. Your contacts can then be easily restored to a new phone if you lose, damage, or decide to upgrade your existing phone.