Fix Try downgrade modem if possible - Unlock error Samsung Galaxy J5 Prime (SM-G570F)

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Ketika Anda mencoba untuk membuka kunci jaringan pada Samsung Galaxy J5 (SM-G570F) menggunakan Z3X Samsung Tool PRO, Anda mungkin akan menerima pesan error ibarat ini

Reading data from phone... error (0)
Try downgrade modem if possible

Untuk menyelesaikannya Anda harus melaksanakan full flash dengan firmware di bawah ini untuk mengganti arahan jaringan

SM-G570F G570FXXU1APLC

Setelah Anda flash menggunakan firmware di atas, root Samsung Galaxy J5 (SM-G570F) dan lanjutkan unlock menggunakaan Z3X Samsung Tool PRO atau yang lain.

Sesudah flashing

Waiting ADB device... OK
Reading phone info...
Model: SM-G570F
Android version: 6.0.1
Product code: SM-G570FZDDKSA
Phone version: G570FXXU1API9
PDA version: G570FXXU1APLC
CSC version: G570FOJV1APIB
CSC country code: KSA
CSC sales code: KSA
HW version: MP 0.500
Phone SN: R58J54JECGD
Chip name: EXYNOS7570
Modem board: SHANNON305
Security patch: 2016-09-01
RF cal date: 20170520
IMEI:
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... error
Security damaged (4 23)
Initialization zTool... OK
Running zTool, please wait...
Start... OK
Initialization... OK
Generate and check client proof... OK
Verify proof by client... OK
Reading data from phone... OK
Modem board: SHANNON305
HWID: E3 6F 98 58 9B 03 CA E8 32 6B FB 73 0A 00 00 00
Calculating... OK
Unlocking... OK
Writing NV data... OK
Rebooting phone... OK
Unlock done
Done with Samsung Tool PRO v.28.6