If you have wanted to know about qcn please this video Completly
Watch Other Videos For Complete EFS And CERT file:
CERT: https://youtu.be/rVPtX8J3siY
EFS: https://youtu.be/X0sj3S8hTOg
Hello friends my name is moazzam and welcome to lyceum x tech if you are begginer or professional in mobile fields this video specially for you today we will talk about QCN file in samsung devices before that i have request to my all friends please subscribe to my channel and also press the bell icon for getting latest updatesOk friends so lets startIn This Video We Will Learn.WHAT IS QCN FILE AND his FUNCTION IN android MOBILE PHONE. Qcn means qualcomm calibration network file.
basically qcn file built in in all samsung galaxy mobile phone and latest android mobile phone. qcn is the main and sensitive file of network hidden in the deepest core of mobile phone internal memory file system in efs folder. where all information of imei and baseband are saved. Today I will Share some FAQ, Information, which am collected for you about TESTED QCN. What is this QCN, what mean, not sure what mean exactly QCN word, but for each understanding you see this video completely So today we will talk in question answer for better presentation So First question is Question Which phones support QCN file for writing/reading?Answer All qualcomm based phones supported qcn file specially ALL SAMSUNG GALAXY MOBILE PHONE AND LATEST ANDRIOD MOBILE PHONE DEVICES which are available in market Question When this file need?
AnswerIf phone EFS erased, wiped – phone calibration erased – and phone not see network/not see 3g/2g/LTE network than we will write to be qcn file for repair these problems Next qustion is Question QCN file same for all phones of same models? Answ erNO friends Exist lot of hardware revision of pcb and lot of different firmware for same phone, better to have collection of few QCN for same phone model, few times tested and after using same QCN 1st phone can work good and second phone can not work property. So conclusion is this one qcn file are not for the all mobile phones next one is QuestionCan QCN fix the UNKNOWN BASEBAND phone? Answer NO, But if you write QCN from wrong model, you can got UNKNOWN BASEBAND! WHY?!! Because: You can write QCN only if phone modem work. if you see UNKNOWN baseband in your phone so its means modem not do work properly. next is Question where i can get qcn File?
Answer you can donwload qcn file from internet but the best and professional way is to copy or read a qcn file from fresh mobile phone active and not from branded mobile phones next question is Question what Will QCN file effect imei of mobile phone ? Answer NO, if you using z3x pro or octoplus for write QCN, this will not touch your NV and imei of your mobile phone!!!Second last question is Question if we see CERTI(FAIL) problem we can be fixed by writing QCN?!! Answer NO – CERT (signature for imei) not have any relation to MODEM CALIBRATION. last question is Question How to read and write qcn file using z3x Answeri was make last two video on read and write efs and cert file if you see that videos than you can also can do this because i am telling briefly in that videos so i will give link in description where you can see that videos ok friends tell me about this video in comment section if you are new on this channel please subscribe my channel for latest updates and also share with your friends thanks for watching
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