repair imei samsung a510f u4 in fix network solved

how to repair imei in fix modem Samsung a510f 7.0 binary b4

fix null null imei

solved any problem software after update in downgrade

fix no modem

imei 3500000

write cert done

only flash by the room

repair imei samsung a510f u4 in fix network solved 1

info: Flash
Selected model: SM-A510F
Software version: 31

File analysis… done
Total file size: 0xFA495928 (4004 Mb)
Searching USB Flash interface… COM352 detected
Setup connection… done
Set PIT file… done
Reading PIT from phone… done
Sending sboot.bin… done
Sending param.bin… done
Sending cm.bin… done
Sending boot.img… done
Sending recovery.img… done
Sending system.img… done
Sending userdata.img… done
Sending modem.bin… done
Sending cache.img… done
Sending hidden.img… done
Flashing done (time – 00:03:20)

after downgrade Samsung a510f u4 7.0 to 6.0.1

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repair imei samsung a510f u4 in fix network solved 1

AFTER WRITE CERT A510F OR PATCHE CERTIFICATE DONE

Waiting ADB device… done
Reading phone info…
Model: SM-A510F
Android version: 6.0.1
Product code: SM-A510FgKAVD2
Phone version: A510FXXU4BQD2
PDA version: A510FXXU4BQD1
CSC version: A510FVFG4BQD1
CSC country code: france
CSC sales code: VD2
HW version: MP 0.200
Phone SN: R58H10XY5EF
Chip name: EXYNOS7580
Modem board: SHANNON310
Security patch: 2019-04-01
RF cal date: 20190109
IMEI:
Checking Super user right… true
Reading NV data… done
Checking NV data… done
Reading data… done
Detecting MODEM… done
Reading MODEM… done
Calculating… done
Writing zTool… done
Initialization zTool… done
Running zTool, please wait…
Start… done
Initialization… done
Generate and check client proof… done
Verify proof by client… done
Reading data… done
HWID: 93 5C 50 45 FE AA F4 0C 81 80 D8 08 FC AE 7F 58
Calculating… done
Repairing… done
Writing NV data… done
Rebooting phone… done
Repair done

Operation: Patch Certificate
Selected model: SM-A510F
Software version: 28.2

Waiting ADB device… done
Reading phone info…
Model: SM-A510F
Android version: 6.0.1
Product code: SM-A510FZKAVD2
Phone version: A510FXXU4BQD2
PDA version: A510FXXU4BQD1
CSC version: A510FVFG4BQD1
CSC country code: france
CSC sales code: VD2
HW version: MP 0.200
Phone SN: R58GHFDHD
Chip name: EXYNOS7580
Modem board: SHANNON310
Security patch: 2019-04-01
RF cal date: 20190109
IMEI:
Checking Super user right… true
Reading NV data… done
Checking NV data… done
Reading data… done
Detecting MODEM… done
Reading MODEM… done
Calculating… done
Writing zTool… done
Initialization zTool… done
Rebooting phone… done
Patching CERT check… done