Modifying or reprogramming the IMEI of a mobile phone is , including the United States, the United Kingdom, Germany, and Turkey. In the United Kingdom, the Mobile Telephones (Re-programming) Act of 2002 specifically criminalizes the changing of unique device identifiers, with convictions potentially leading to imprisonment of up to 5 years. These laws exist to prevent phone theft, fraud, and the cloning of legitimate devices.
Built exclusively for Spreadtrum SC7715 processors; using it on other chipsets (like MediaTek or Qualcomm) can lead to device instability or permanent "bricking". Sc7715 Imei Tool Latest Version 2021