How To Download LG Firmware By IMEI

Hi guys,
Just want to share a very easy method to download any android based Lg Stock Firmware.
Here are the steps :
1) Type this in your browser
http://csmg.lgmobile.com:9002/csmg/b2c/client/auth_model_check2.jsp?esn=IMEI
2) Replace IMEI with your Mobile’s actual imei
3) The browser will display some html codes
4) Look for text something like :

5) Text in Red mark color is your download link.
Good luck.