To unbrick/upgrade/restore LG MS330 back to stock, You need to install
3) Download and install LG UP DLL for LG K330 [LGUP_K330.msi]
How to unbrick/restore LG K330 by flashing stock kdz firmware with LG UP
Now connect your Phone to PC Via USB Cable and Run the LG UP Software
Wait until LG UP detect your Phone. If LG UP screen shows up, Go Step 2.
If LG UP can’t find your device, you need to put your phone into download mode manually by
Turn off your phone, press and hold “Volume Up” button and plug-in the USB cable from your computer to the phone.
Now Run the LG UP, waiting for LG UP install necessary USB drivers for your Phone.
When LG UP screen shows up. Go Step 6
Step 2, From LG UP Screen, click on the Upgrade process option
Click Bin File and Select the LG K330 firmware that you have downloaded
Now simply click on the Start button to begin the flashing process. Wait for few minutes until the installing process completes.
Welcome back, Now, Your phone is back to Stock. If you experience issues, please let us know in the comments below.