Samsung J250F read code failed

Samsung J250F read code failed U2 binary not possible downgrade from u2 to u1.



Chimera Mobile Phone Utility version: 17.77.1329 @ 2018-06-15

[Read codes started]

Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-J250F
Sales Code: XME
Country Code: MALAYSIA
Timezone: Asia/Dhaka
Android Version: 7.1.1 [NMF26X] [SDK 25]
Build Date: Wed Apr 18 23:29:58 KST 2018
PDA Version: J250FDXU2ARD3 [april 2018, rev3]
Phone Version: J250FDXU2ARD3 [april 2018, rev3]
CSC Version: J250FOLB2ARD3 [april 2018, rev3]
Product Code: XME
HIDSw Version: J250FDXU2ARD3/J250FOLB2ARD3/J250FDXU2ARD3/J250FDXU2ARD3
Board Platform: MSM8937
Modem Platform: MSM8917
Serial Number: R58K510TZCJ
Imei: 358218090685765
Unique Number: CQE00AEB8D0A635
Connections: AT,MTP
Battery Status: 4.26V (100%)
Network Type: GSM
SIM Status: ABSENT,NETWORK_LOCKED
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2018-04-01
Data Encryption State: encrypted

Preparing...
The phone will restart in upload mode, this is normal operation, do not worry!
Switching to upload mode. Be patient! Do NOT disconnect the phone!

Waiting for upload interface...
Waiting for upload interface. Be patient! Do NOT disconnect the phone!
Upload interface: SAMSUNG Mobile USB Modem (COM6)

Reading data...
Reading data is in progress. Be patient! Do NOT disconnect the phone!
Found new security.
Read codes failed.
Finished at local time: [06.15.18 12:24:20]
WorkID: 39334055