Repairs the secure partitions (NVRAM/NVDATA) that often cause bootloops after failed software updates.
The , codenamed Camellia (specifically for the Indian and select global variants), relies on specialized "ENG Firmware" for deep-level technical repairs. This engineering ROM is a "factory" version of the Android OS used primarily by technicians to bypass standard software restrictions for hardware testing and critical system restoration. 🛠️ Purpose of ENG Firmware
Engineering firmware is a raw, non-consumer version of the operating system. It is specifically designed to perform tasks that are locked on standard Global or China MIUI builds:
Allows for certain low-level modifications that typically require an official Xiaomi account unlock.