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Easy-Jtag / Easy-Jtag Plus The official support section. You can ask here your question and get answer regarding using Easy-Jtag / Easy-Jtag Plus.

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Old 09-29-2022, 20:06   #1 (permalink)
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a025f knox lock remove


Hi every one

Im new user for ufi box
I have samsung a025f with knox lock i make dump backup and imei security backup after that i update emmc ffu firmware and then i write dump and imei backup back then i flash phone with stock firmware but now phone is showing download mode please any body can assist me how can i fix this problem now
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Old 09-30-2022, 09:21   #2 (permalink)
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i clean rpmb without backup and now i dont have rpmb key to reprogram key............
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Old 09-30-2022, 11:08   #3 (permalink)
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Boot version: 1.04, FW version: 1.14 (Aug 25 2021 04:56:05)
Insertion test... Done
Init bus...
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 48MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x15 (Samsung)
Product name: GX6BAB (0x475836424142), rev: 0x03, serial number: 0x2E8E0728
Manufacturing date: May 2021
CID: 15010047 58364241 42032E8E 072858F0
CSD: D0270132 0F5903FF F6DBFFEF 8E40400C
Firmware version: 0x03
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4 MiB
Boot2: 4 MiB
RPMB: 16 MiB [Authentication Key not yet programmed]
User area: 29.12 GiB(31,268,536,320 bytes)
Cache size: 64 MiB
Secure Feature support: 0x55
Partition configuration: 0x38
No boot acknowledge is sent (default)
User area is enabled for boot
Partitioning support: 0x07
Device support partitioning feature
Device can have enhanced technological features
Device partitioning possible
Boot configuration protection: 0x00
Boot bus conditions: 0x00
Boot area write protection: 0x00

ANDROID System Info:
platform: , cpu abi: armeabi-v7a
board: , name:
brand: , model: build id: RP1A.200720.012, version: 11 [Android 11] (RP1A.200720.012.A025FXXS4BVC2)
build description: a02qnnxx-user 11 RP1A.200720.012 A025FXXS4BVC2 release-keys

crypto state: encrypted?
Internal storage: 16 MiB
crypto state: unencrypted
eMMC selected: [SAMSUNG] KMGX6001BA-B514/32GB+LPDDR4X 24Gb (BGA221)
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Old 10-01-2022, 19:12   #4 (permalink)
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they say qualcom has RSA key in programing the emmc so if we clean the emmc that RSA is gone..if you have another phone same as this try to read rpmb on it and attach it here maybe we can figure this out how this problem is hapening to this qualcom devices
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