Redmi y1 imei null and unknown baseband repair done
Xiaomi redmi y1 mdi6s imei null and unknown baseband problem fix without rooting with help of miracle box and qcn file for redmi y1 mdi6s
Many users are facing no network or no service problem after update mi y1 or bricked imei during flash phone.that means they damaged there imei or baseband data during flash rom.So here we are providing 100% tested solution for imei and baseband fix in redmi y1.just follow given guide properly to solve this isue in xiaomi redmi y1 and y1 lite also.
Open miracle box.
Boot phone in edl mode.Install edl drivers and do reset efs in edl mode
if you are using miracle old version then you need to select manual loader for redmi y1 download it from here
follow picture for more detail
After reset efs with miracle box power on phone normally and follow this guide
Enable usb debugging from setting (enable developer option by tapping miui version 7 times in settings-about menu)
Connect to pc via usb and install adb drivers
adb shell setprop sys.usb.config diag,adb
Now diag port will be enable check device manager and install qualcomm diag drivers (Qualcomm HS-USB diag 901D port will appear)
Write qcn by selecting redmi y1 qcn file
ALL will be done now baseband unknown problem will be fixed 100%.
if problem still remains just write fastboot rom after resetting efs from miracle box.then write qcn.
!!!!! Feel free to comment here if you have any query regarding this post !!!!!