LG 32LJ573D-TA WI-FI Turned Off [WebOs Smart TV]

Hello ...I am using LG webos smart TV
Model :LG 32lj573d-ta
I did update latest version 5.80.25
After update WIFI turned off still doesn't turned on and also wifi direct also same position.all internet things off.
Then I tried firmware downgrade but I can found old version firmware..and I can't manual update with internet .how can solve this problem please help me![IMG_20191014_230106628|375x500](upload://jVk0Oe9D