Backup and restore of critical calibration partitions like NVRAM and NVDATA .
The 2.5.9.7 update specifically expanded support for various brands using MTK chipsets:
Read, write, and verify firmware using standard MTK scatter files to recover soft-bricked devices.
NCK Dongle Android MTK 2.5.9.7: Professional Service & Repair Guide
is a specialized Windows-based service module developed by the NCK Team for repairing, flashing, and diagnosing Android devices powered by MediaTek (MTK) chipsets. This version is widely recognized for its stability in handling older and mid-range MTK platforms, including the Helio series. Key Features of NCK Dongle Android MTK 2.5.9.7
Tools for repairing original IMEI and removing SIM locks or regional locks (e.g., Realme).