This update addresses ATF Nitro/Lightning New Box Activation Problems due to bad DNS in certain countries.
Nothing else was changed.
Download this update if you have Activation Problems ONLY.
ATF 12.66 Auto Update Softwares
Release Date: February 15, 2016
** YOU CAN ONLY DOWNLOAD THIS VIA THE AUTO-UPDATE SERVER **
eMMC Tool 5.00 (PRO)
--> Added Support for eMMC Flashing (Direct Write) for Samsung Exynos 7 Octa 7580 Based Phones
Check Tutorial Here for SM-J700:
Samsung SM-J700F/H/K/M/P/8 BOOT Repair via eMMC Flashing