Spreadtrum: Imei Tool V4.1

Select your preferred mode. is generally recommended for unresponsive or freshly flashed devices. Step 3: Connect the Device

The (often referred to as the Spreadtrum WriteIMEI Tool) is a specialized Windows utility used to repair, restore, or write IMEI numbers on mobile devices powered by Spreadtrum/UNISOC chipsets. It is commonly used when a device loses its IMEI after flashing a new ROM, factory resetting, or due to software corruption, which often results in "Invalid IMEI" or "No Service" errors. Key Features Spreadtrum Imei Tool V4.1

: Supports writing IMEI, Bluetooth addresses, Wi-Fi addresses, and serial numbers. Dual-SIM Support Select your preferred mode

The is particularly significant because it offers a more user-friendly interface compared to older, command-line based methods. It allows technicians to restore the "Unknown Baseband" error or "Null IMEI" status without needing complex boxes like Volcano or Miracle—though having drivers installed is non-negotiable. It is commonly used when a device loses

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Ensure the device is connected in the correct mode. If Calibration mode fails, attempt the process using Normal mode with the device powered on and USB Debugging active.