2) Install QPST and pin it to the Start Menu 3) Download LG Drivers. 27) Run RF NV Manager from the QPST folder in the Start Menu. Now navigate to C:/ Program Files/ qualcomm/ qpst/bin folder. Run RFNVManager. Click File Read from phone. Your phone’s IMEI number should appear on number 550; NVIMEII.the worng imei. Click on item 550. You would see 9 fileds with the hex codes.wrong hex code or imei hex code. Now run IMEI Converter.exe.
Qualcomm Product Support Tools (QPST) v.2.7.323 is free tool which is used for flashing phones based on Qualcomm chips. You can use it for flashing several UMTS-based phones EF81, SXG75, SFG75, E81 and other (EF82, SL91, etc.). It is simple and easy to use. You will need to just download and install the if you want to use it.