Remove carrier restrictions (SIM lock) to use the device on any network.
Back up existing firmware directly from a working phone to save as a restore point. nck dongle mtk tool 1.50 download
NCK Dongle MTK Tool 1.50 is a software application developed by NCK Dongle Team, designed to work with MTK-based mobile devices. The tool allows users to perform various tasks such as: Remove carrier restrictions (SIM lock) to use the
Full storage wiping (Wipe EMMC) and partition table repairs (PMT/GPT). nck dongle mtk tool 1.50 download