Beyond just IMEI writing, the tool offers comprehensive NV item handling:
Navigate to the extracted folder and right-click , then select Run as Administrator .
Located on the back of your phone, under the battery, or on the box. USB Cable: A functional USB data cable. How to Use Spreadtrum IMEI Tool v4.1 (Step-by-Step)
If you want, I can find the specific download links for the and the required SPD drivers . Let me know! Share public link spreadtrum imei tool v41 updated
If you're simply a user looking to restore your own phone's lost IMEI after a software malfunction, following the guide above with the correct original IMEI is a safe and effective process. For repair professionals, understanding the nuances of different versions and combining this tool with driver sets and other utilities can build a powerful, low-cost servicing station for the many Unisoc-powered devices on the market.
Choose (or Calibration Mode if required by your specific firmware architecture) and click Select .
| Tool | Key Features | | :--- | :--- | | | An advanced "Flash Tool" for deep system debugging, firmware flashing, and reading/writing NVRAM. It's more powerful but also more complex and intended for professionals. | | iReverse Unisoc Ultimate Tool | A free, all-in-one solution that includes IMEI repair along with FRP removal, firmware flashing, and partition management in a modern interface. | | NCK Dongle Spreadtrum Module | A commercial hardware dongle and software suite that supports flashing, unlocking, and IMEI repair for Spreadtrum devices, often used by repair shops. | | Avengers Spreadtrum Module | A software module (often used with a compatible box/dongle) designed for IMEI repair, full NVRAM data restoration, and creating complete device backups. | | ChimeraTool | A premium, subscription-based tool that includes a module for repairing IMEIs and serial numbers on Unisoc devices, along with a vast range of other features for many brands. | Beyond just IMEI writing, the tool offers comprehensive
: Type the 14 digits of the original IMEI into the provided fields; the tool will typically auto-generate the 15th checksum digit. Connect the Device : Power off the device.
The tool typically operates in two primary connection states:
As the news of the update continued to spread, mobile repair shops and technicians worldwide began to take advantage of the improved features and fixes. The Spreadtrum IMEI Tool V4.1 had become an essential tool in the mobile repair arsenal, and its impact would be felt for a long time to come. How to Use Spreadtrum IMEI Tool v4
: Compatible with various brands like Realme, Samsung, Tecno, itel, Infinix, and Lenovo. Operational Workflow
Input the and IMEI 2 numbers in the designated fields.
Re-enter the digits. Let the tool auto-calculate the final 15th digit if the option is available, or ensure it matches your box exactly. Final Verdict
: Open the tool and select the correct communication port (usually COM port). Input IMEI
If you are trying to repair an invalid IMEI or unlock a phone , please let me know: The exact model number of your Spreadtrum phone. What error message you are seeing when you dial *#06# .