[Error Code] sharp mx-3140n e7-60 firmeware err....

[woni_0626]

Hello....
I need help...
The model in question is mx-3140n..
I have the wrong firmware.....
mx-3640n Update to Korean version firmware......
English version firmware is required to solve this...
Please help me.....
Or is there a way to restore the firmware to the previous version?