For legacy MTK devices or specific unpatched firmwares, the internal developer menu can re-apply hardware commands:
Leo chuckled darkly. "I'm not modifying the ID, I'm fixing the soul." mtk imei v30
Interruptions during system software installations can occasionally corrupt the NVRAM (Non-Volatile Random-Access Memory) where network identifiers are stored. For legacy MTK devices or specific unpatched firmwares,