Spreadtrum Imei Tool V4.1 [better]

Everything You Need to Know About Spreadtrum IMEI Tool V4.1

Final notes

Use Spreadtrum IMEI Tool v4.1 only for legitimate repair and maintenance tasks. Maintain backups and logs, follow device‑specific guides, and comply with applicable laws and carrier policies. Spreadtrum Imei Tool V4.1

: Users enter the 15-digit IMEI number found on the device's original box or under the battery. Everything You Need to Know About Spreadtrum IMEI Tool V4

Legal Compliance: Changing an IMEI to a number other than the one originally assigned to the device is illegal in many countries. This tool should only be used for repairing lost or corrupted IMEIs. Dual IMEI Support: Writes both IMEI 1 and

Wait for the green "PASS" message to appear before disconnecting. Critical Safety & Legal Warnings

Key Features of Version 4.1

• Dual IMEI Support: Writes both IMEI 1 and IMEI 2 for dual-SIM devices.
• Backup & Restore: Saves the original modem calibration data (NV items) before overwriting.
• Baud Rate Auto-Detection: Automatically syncs with the device’s COM port speed.
• Checksum Correction: Prevents "Invalid IMEI" errors by recalculating the checksum after writing.
• Lightweight UI: No installation required; runs directly as an executable file.

Step 1: Install Drivers and Prepare the Phone

1. Disable driver signature enforcement on Windows (for older drivers): Restart PC → Press F8 → Select "Disable Driver Signature Enforcement".
2. Install Spreadtrum USB drivers. Reboot your PC.
3. On the phone, fully power it off (remove battery if removable).
4. Open the Spreadtrum IMEI Tool V4.1 (right-click → Run as Administrator).

Typical workflow

1. Install required SPD/USB drivers on the Windows machine.
2. Launch the Spreadtrum IMEI Tool v4.1.
3. Put the target device into the required mode (often powered off, booted into download/factory mode, or connected while holding a specific key sequence).
4. Connect the device via USB; confirm the tool detects the correct COM/XUSB port.
5. Use “Read” to fetch current IMEI/NV values and create a backup file.
6. Edit or load IMEI values (ensuring they are lawful and correct).
7. Use “Write” to restore or set IMEI, then verify by reading back values.
8. Save logs and NV backups for records.

Write and Verify: 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