Restoring a dead or null IMEI on a C7100 device is a delicate but achievable task. The method you choose depends entirely on your chipset (MTK vs. Qualcomm) and available tools.
Remember: Only repair your original IMEI. Tampering with IMEI numbers for illegal purposes carries severe penalties. If software methods fail repeatedly, the issue may be hardware-related (damaged radio IC or EEPROM), requiring professional microsoldering repair.
By following this guide, your C7100 should soon regain its network identity and full cellular functionality. c7100 imei repair
Troubleshooting: If SN Writer fails with "S_DL_GET_DRAM_SETTING_FAIL," you need a scatter file. Use Miracle Box or UMtool instead.
IMEI repair often involves flashing or formatting partitions. Back up your contacts, photos, and documents. A full NVRAM backup (using tools like Miracle Box) is highly recommended. Restoring a dead or null IMEI on a
For advanced users with Magisk or SuperSU access, you can manually edit the NVRAM file. This is a software-only fix that does not require a PC.
Note: This is risky. A single wrong hex value can corrupt the entire NVRAM. Remember: Only repair your original IMEI
Yes, if you use the correct original IMEI and proper tools. Using random IMEIs or generator tools can lead to permanent network bans.
Note: This AT command method works only on older Android versions (8 or below).