1. Check your CID using fastboot getvar cid and MID using fastboot getvar mid 2a. If your CID and MID are supported by default, navigate to point 3. 2b. If your CID or MID is not supported by default, do this: (you do it at your own risk) 2c. Open PJ46IMG.zip (don't extract it) 2d. Open android-info.txt in text editor 2e. Add your cidnum: <your CID> or modelid: <your MID> to the list, save file and close archive 3. Place PJ46IMG.zip on your SD card 4. Boot your device holding power button + vol down button 5. Follow instructions on the screen