Enable Develop Mode webos 3

Others
1

Hi, I’ve LG 49SM5C.
How can i enable Develop mode?
I’ve tryed to login into mylg from my tv but cannot login into portal.

Please, who can help me about?
Thank you
Regards

2

49SM5C is one of the webOS Signage model. Please contact webOS Signage Developer Support. Thank you.