Are you trying to , or are you just looking to upgrade to a newer version of Android?
Insert the card, hold the reset button (hidden inside the ) with a toothpick, and then plug in the power.
Format a microSD card to and copy the firmware files to the root.
You use the to load the .img file and flash it directly to the box. SD Card / Toothpick Method:
Always verify your specific hardware (RAM/Storage) before flashing, as using the wrong firmware can permanently "brick" the device.