Spreadtrum Imei Tool V4.1 !new! -

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

The device typically needs to be in Diagnostic (Diag) mode. This often requires holding specific volume buttons while connecting to a PC. Configure Settings: Launch WriteIMEI.exe .

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

Works across various brands using SPD chipsets, including Infinix , Tecno, and Itel .

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 Ensure the latest SPD/UNISOC USB drivers are installed

Click "Set" or "Mode Select" and choose "Normal Mode" or "Calibration Mode" depending on your device's state.

It can repair IMEI 1 and IMEI 2 for dual-SIM devices. Configure Settings: Launch WriteIMEI

The (also known as the SPD WriteIMEI Tool ) is a specialized utility used to restore or repair the International Mobile Equipment Identity (IMEI) numbers on devices powered by Spreadtrum (UNISOC) chipsets. This tool is essential for technicians and DIY enthusiasts when a device loses its network connectivity due to an "Invalid IMEI" or "Null IMEI" error, often caused by software flashing or system corruption. Key Features of Spreadtrum IMEI Tool V4.1