Filed Under (LG Android Phones, LG Optimus Series, LG Phone Problem and Solution) by lg-phones on 02-08-2012

This is the tutorial on how to root the LG Optimus LTE 2. It’s some multiple, but if you’ve been carefully and fully looking over the following steps, all will be okay.

Important: This root guide has been tested on Windows XP and Win7 without any issue.

All things you will need:

How to root LG Optimus LTE 2 Steps:

  1. Now make sure your phone with USB debugging (by going to Menu, Settings, Applications, Development and checking USB debugging.)
  2. Connect your LG Optimus LTE 2 to PC, run Rooting.bat, press “Y” – “enter”
  3. Reconnect the phone to PC by holding “volume up” and “volume down” to enter into LG phone download mode.
  4. On the Rooting window press enter, now do not close the window but leave it alone…
  5. Run KDZ_FW_UPD.exe, choose “3GQCT”, “CS_EMERGENCY” and KDZ file, Click “Launch software update”
  6. When appears “3GQCT : wParam = 13, lParam = 5”, back to Rooting window and press enter.
  7. The LG Optimus LTE 2 should be rooted after the process ends.



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andy on 2 November, 2012 at 11:31 pm #

this is very interesting coz i have a lte2 sold by a korean friend.
can somebody pls give a more detailed steps.w/ this root method. thanks

ura on 7 December, 2012 at 2:51 am #

I’ve tried it, but failed. Currently my Optimus LTE II runing Jelly Bean V20B.

def on 10 December, 2012 at 9:46 am #

Hey ura, what happened after that? Did you reset it or anything? Have a LTE2 bought in South Korea as well, wanna see if I can root and remove some of the stuff I don’t need.

hayden on 28 December, 2012 at 9:27 am #

where do i find that KDZ file ???

hayden on 28 December, 2012 at 6:51 pm #

rhe app cant find the phone… 🙁

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