Imei Tool V4.1 | Spreadtrum

Ensure the latest SPD/UNISOC USB drivers are installed on your PC so the device is recognized in "Diag Mode".

Select the correct matching your device in the Windows Device Manager.

Unlike professional service boxes, this software-only solution can often be used for free. How to Use the Tool Spreadtrum Imei Tool V4.1

Click the "Write" button. Once the tool displays a "Pass" message, disconnect the device and dial *#06# to verify the restoration. Critical Safety and Legal Warnings

Click "Set" or "Mode Select" and choose "Normal Mode" or "Calibration Mode" depending on your device's state. Ensure the latest SPD/UNISOC USB drivers are installed

Input the original 15-digit IMEI numbers found on your device's box or under the battery.

Its primary function is to write the device's original 15-digit IMEI back to the hardware. How to Use the Tool Click the "Write" button

It can repair IMEI 1 and IMEI 2 for dual-SIM devices.

To use the tool effectively, follow these generalized steps derived from technical guides: