here is the procudure step by step
step1 flash G7102XXUANC3_G7102ODDANC3_INS.zip this ver
step 2 after flash set do har reset with clear chache
step 3 select spt sm-g7102 and conect set with usb debuging on
step 4 after conect sucsess fully doing reset efs default with modem port
step 5 after efs default select spt port and select super imei master and slave tab then do factory mode
now imei change sucsessfully
network repair method
dail *#0808# then Select "DM+Modem+ADB
now select in spt tab sm-g7106 and select samsung port
and repair 3g network now sucsessfully repair network
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