first enter *#782872# then "CONFIRM"
then follow sequence sequence below
*#197328640#
8 Common
5 Usb Configuration
2 USB ACM -CP
USB ACM - CP COnfigured
press end call and turn main menu
again *#197328640#
8 Common
6 UART Configuration
1 DIAG
Diag SRVC Configured
press end call and turn main menu
again *#197328640#
8 Common
7 Service Configuration
2 DIAG Service
2 USB DM/CP
USB ACM/CP Configured
Now Connect usb then repair imei
then follow sequence sequence below
*#197328640#
8 Common
5 Usb Configuration
2 USB ACM -CP
USB ACM - CP COnfigured
press end call and turn main menu
again *#197328640#
8 Common
6 UART Configuration
1 DIAG
Diag SRVC Configured
press end call and turn main menu
again *#197328640#
8 Common
7 Service Configuration
2 DIAG Service
2 USB DM/CP
USB ACM/CP Configured
Now Connect usb then repair imei



