SM-G610F 7.0 SPL JUNE 1, 2018 unlock done..!

PROCEDURE:
-flash modem first. using any kind of tool you want. for me. i use z3x box.
CP_G610FDDU1BQJ4_CP7763425_CL12417615_QB15304404_R EV00_user_low_ship.tar

-then after flash. just open z3x box. choose the right model,
-then connect the phone. then click. read DIAG. then boom. job well done.

screen shot of working.



for reference only. i hope i can help some one...!