Repairing your IMEI is a delicate process. Follow these steps carefully:

When using the SC7715 IMEI tool, it's essential to take precautions to avoid potential risks, including:

| Tool Name | Notes | |-----------|-------| | | The most widely used official-grade tool for writing IMEI, BT, and WiFi MAC addresses. | | ResearchDownload + NVRAM | Used to flash a clean NVRAM backup containing the IMEI. | | Maui META (for UNISOC) | A more advanced tool for modem parameter editing, including IMEI. | | SC7715 IMEI Tool (generic name) | Various third-party GUI tools (often shared on forums). Use with caution. |

Open writeimei.exe . Select the appropriate COM port identified in your PC's Device Manager.

Power off your device and connect it to your PC. In some cases, you may need to hold a specific key combination (often Volume Down) while connecting to enter Diag Mode .