Steps to Install Stock Firmware on Zidoo Z9S TV Box Now, before we get straight to the Steps to Install Stock Firmware for Zidoo Z9S TV Box, let us take a look at some of the prerequisites. Prerequisites Please note that this guide will work only with the Zidoo Z9S TV Box. You should have Appvalley CyberGhost ExpressVPN a formatted USB drive or Pen Drive for this guide. Make sure that you turn on your TV Box until the installation process completes Once you have the above prerequisites, you can proceed to Instructions to Install Zidoo Z9S TV Box Stock ROM.
