What is the of your Nokia 2.4? (e.g., TA-1270, TA-1274, TA-1277)
Rarely, a major software bug or a crash during a system update can damage the NVRAM partition.
Use the tool within the utility to re-upload a clean NVRAM structure, or manually re-enter your original IMEI numbers found on the phone's retail box or back sticker. Conclusion
A generic or shared NVRAM file contains calibration data but will also carry the IMEI numbers of the source phone.
A clean backup file (usually in .bin or .img format) extracted from a working Nokia 2.4.
The NVRAM partition is . It contains your phone's legally assigned IMEI numbers. Using another phone's NVRAM backup will write that phone's IMEI onto yours.
Enables SIM cards, mobile data, and Wi-Fi functionality. MAC Addresses: Needed for Bluetooth and Wi-Fi to function.
What does your phone display? (e.g., "Null IMEI", "No Service")
If you were a cautious technician and backed up the NVRAM partition using a box (like UFI, EasyJtag, or Miracle Box) or a tool that supports MTK backup before the phone bricked, you can simply restore that backup.
Selecting the "Format All + Download" option in SP Flash Tool instead of "Firmware Upgrade" or "Download Only". "Format All" completely erases the protected NVRAM partition.
If you experience two or more of these issues simultaneously, your NVRAM is almost certainly damaged.
