How to root LG

Download the below File

https://drive.google.com/folderview?id=0B3qUUSbGTcTWfnRNTmhFZ21nbGV3T3d3QVpGbjJ5dUxEdVl0UzdDSDhvR0dXZUhPem1vaDA&usp=sharing

Step 1 - Download Root Device Folder/

Step 2 - USB Debugging on - Setting -> USB Debugging

Step 3 - Extract Folders and install driver and open purpledark_windows.

Step 4 - Press Enter to temproot and Preroot.