How to unlock E250v using UFS
Connect youre UFS TWISTER BOX

press connect

after youre box is connecting press OM/swift and take model E250

connect cable (D800)

connect Mobile phone (E250) with battery inside (take fully charged battery always better)

on the screen will be battery charging

do not turn on !!!!

and press in the menu UNLOCK 2 EP

UFS is now booting swift (i using baudrate 115200)

this takes a few minutes (4 minutes) (take a break, get some coffee )

in youre box you will see

Preloader Ok, 115200 Baud
Flashloader Ok
FLASH Id: 00EC2206000100010014, Samsung KAP29VG00M

then you get in youre box this
MCU Read Done, 2359296 byte(s), Time: 3:55, 0
E2P Info:
IMEI: x5x4x3-01-x07xx3-7
SIMLOCK STATUS: 01
MCC-MNC: 000-000
#SIMLOCK*NET*45xxxx60#

then you must save this (save in read)

and then the UFS box will asked you

ARE YOU SURE TO REMOVE SIMLOCK FLAGS !!!!

PRESS YES

then the box will say Writing MCU flash memory

and after this you will see on youre screen

C:\Program Files\SarasSoft\UFS\UFS_SAMs\Read\E250_353463-01-207324-6_E2P.bin
File CRC: 0xFCACA381
MCU Write Done, 786432 byte(s), Time: 1:11

and now is Phone Unlocked...