| Step :1
Factory reset
Step :2
Select com port box in software
Press *#7284# and select "Modem"
(Only show one option interface "UART")
*default setting: "PDA"
Press *#9090# and select "4 - DM over UART"
*default setting: "DM/DUN over HS-USB"
1-Select interface port in select port part(check enable 1,2 option in setting)
2-Goto general service
3-Insert imei in IMEI1
4-Press repair imei button |