Alternative method for some tools: Turn off the phone. The tool will connect via BootROM mode when you press "Connect."
: An older, community-developed tool that simplified the process of backing up NVRAM and repairing IMEIs for legacy MTK chipsets. 4. Technical Workflow for Modification Mtk Nvram Editor Tool
One-click IMEI backup and restore on older MediaTek phones. Alternative method for some tools: Turn off the phone