A stable, high-speed USB data cable connected directly to the motherboard's USB port (avoiding external USB hubs).
Always back up the NVRAM/NVDATA partitions. If these are corrupted or wiped, your device will lose its IMEI numbers and fail to connect to cellular networks. mtk special tool v100260
: Safely format or hard reset devices to remove user locks without needing a password. A stable, high-speed USB data cable connected directly
Fixing network issues by repairing NVRAM data. Core Features of MTK Special Tool v100260 mtk special tool v100260