| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | | VCOM driver not installed or wrong scatter file. | Reinstall MediaTek drivers and ensure scatter file matches Helio G25 (MT6762). | | NVRAM written, but still no signal | You didn’t write the NVDATA or PROTECT partitions. | Re-download a full package that includes all three partitions. | | Wi-Fi works, but Bluetooth address is 00:00:00:00 | The NVRAM file was incomplete. | Use a root explorer to manually edit /data/nvram/APCFG/APRDEB/Bluetooth (requires root). | | "Invalid IMEI" after writing file | You formatted NVRAM before writing. | Write the file again using "Download Only" mode, then use Maui META to inject original IMEI. |
The standard utility for MediaTek devices (requires a DA/Auth file). nokia g10 nvram file best
the downloaded NVRAM file. A good package will contain: | Problem | Likely Cause | Solution |