How can I update LG F180K to KitKat?

[mirsab]

please guide me how to update lg f180k to kitkat version with lg support tool on pc. I cannot do it with software update. an error occurs and it says this phone is suspected to be involved in rooting. i checked my phone for root but it said this phone is not properly rooted. please help me. i am from pakistan.

 

[B. Diddy]

Moved to the Optimus G Rooting/ROMs forum.