Spreadtrum Imei Tool V41 Better [best] Jun 2026

: Click "Set" to choose which IDs to write (IMEI 1, IMEI 2, etc.).

The is a specialized utility designed for devices using Spreadtrum (SPD) / Unisoc chipsets. It is primarily used by technicians to repair or change the IMEI (International Mobile Equipment Identity) of a device, typically after a firmware flash or corruption that results in an "Invalid IMEI" error. Key Features of v4.1

Navigate to the tab and select the specific COM port number you verified in the Device Manager.

To demonstrate why this tool is superior, let’s walk through a typical repair scenario using a Tecno Spark 10C (Unisoc T606). Follow these steps to see v41 in action. spreadtrum imei tool v41 better

If changing auxiliary variables, click , check the appropriate parameter targets, and apply the updates. Click Write .

Before executing a repair, assemble the correct environmental tools to avoid bricking your phone hardware or triggering Windows software conflicts.

Enables simultaneous editing of Bluetooth MAC, Wi-Fi MAC, and hardware serial numbers alongside primary IMEI slots. Spreadtrum v4.1 vs. Older Iterations Feature Matrix Older Versions (v1.0 - v2.5) Spreadtrum Tool v4.1 Box Required? Often required hardware boxes Completely free and standalone OS Compatibility Limited to Windows XP / 7 Fully supports Windows 10 & 11 (x64) Multi-SIM Support Frequently locked to SIM 1 Up to 4 SIM slots handled simultaneously Connection Stability High rate of timed-out COM ports Steady Normal & Calibration Mode ports Step-by-Step Guide to Using the Tool safely : Click "Set" to choose which IDs to

Hold down the device’s designated (usually Volume Down or Volume Up, depending on the model). Insert the USB data cable while holding the key down.

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Connect your phone to the computer using a USB cable while holding down the designated boot keys (typically or just Volume Down , depending on the exact model). Open your PC’s Device Manager and look under the "Ports (COM & LPT)" section to verify that an entry labeled SPD U2S Comfort Port or Diag Mode appears. Take note of the exact COM port number assigned to it (e.g., COM63). Step 3: Configure the Tool Key Features of v4

Release the button the moment Windows registers the hardware connection and the progress indicator moves.

Once the IMEI becomes "null" or "000000000000000", the device loses cellular functionality: no calls, no SMS, no mobile data. The only fix without box-level hardware (like the Miracle Box or Octopus Box) is a software tool like Spreadtrum IMEI Writer.

: Works reliably with newer SC-series chipsets.