Tag Archives: Avvio L640 Viva

April, 2018

• 3 April

  How To Flash Avvio L640 Viva Firmware [Stock ROM]

  

    The specific Avvio L640 Viva Firmware comes with a Stock ROM of Avvio L640 Viva. This helps you to bypass FRP lock and revert form root and custom ROM. Why would you want to flash Firmware on your Avvio L640 Viva? There are various reasons to flash (Firmware on Avvio L640 Viva). For instance, if your phone gets stuck …