UF850 stuck in setup wizard

[irezaz 0]

hi guys , i have lg uf850-t model

last month i changed country code in hidden menu to 1793 for unlocking netfilex and set country to usa , its was 4800 ( Australia )

today i reset tv and i cant Confirmation language in setup wizad remote control work and i can select language but ok button disabled

how can i fix it ?

there is any way to hard reset ?

[irezaz 0]

i fix it after a week

 

i download IR smart Remote anyMote and  My Remocon latest version form play store (apps download link http://www.mediafire.com/download/749x303jikxqn98/App.rar )( my phone is lg g2 - cm13 rom ) 

then i download lg service remotein ir galaxy application (menu - download your remote control - search Service  / in anymote i add Lg service menu ( ez-adjust not work in ir galaxy remote app )

 

   

 

press power button to check your tv respond ir galaxy app or not

i enter in power mode only with ir galaxy then i Press exit button in tv control then ez-adjust button in Anymote remote app 

i set arena option to default number ( it was 4800 for me ) then i restart tv and press in-stop button in anymote app , after it i restart restart and  i passed setup wizard

 

thx tessi for help