Before you continue this tutorial, READ the following:[/COLOR]

NOTE:

1. Please ensure there is sufficient power for SD card upgrade (30% battery or greater）.
2. If upgrade is interrupted, please re-download package and try again.[/COLOR]

Now, to the Procedure[/COLOR]

Download the SD Card Upgrade [/COLOR]HERE [/COLOR]

Unzip the SD Card Upgrade for the files as shown in the picture.

Place update.zip into SD Card root

Insert SD card into mobile T-card slot

With Your Phone Off, Hold the POWER Button and the Volume UP Button at the same time until the startup design show up[/COLOR]
    


Android and warning label appears.[/COLOR]
   

Hold power button alone for 2 seconds then press volume-up without releasing the power button key to enter the following interface.[/COLOR]
  

Press volume-down key to select “apply update from SD card”.[/COLOR]
  

Press power button to enter the following interface,then press volume-down key to select “Tcard_update.zip”.[/COLOR]
  

Press power button to confirm selection for the following interface.[/COLOR]
  

Interface automatically changes after process is complete; default selection is set to “reboot system now”, as show in the picture.

Press power button to restart and initiate OS.

Select “Settings” and then “About Phone”. A change in version number indicates the upgrade was successfully completed.[/COLOR]