read phone code and unlock code (reads only unlock code for ks20) for lg qualcomm
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Code:

enter code 2676625720#

menu will show, press

Port Setting → 1. Diag Setting → 1. USB Set for Diag → “OK” → “Back”.
(Port Setting → 1. Diag Setting →) 2. USB Switching → “LG Composite -DUN, DIAG”.


press "Done" and reset your device.