Repairing IMEI numbers is legal only if you are restoring the original number that came with the device. Changing an IMEI to a different one is illegal in many jurisdictions. Always backup your EFS and QCN data before attempting any writes to the partition to prevent permanent hardware damage.
You can download the latest version of the tool through the verified link below. Please ensure you disable your antivirus temporarily, as some security software may flag specialized repair tools as false positives. download link imei qcn tool v10
Choose the "Restore" option and select your valid QCN file to begin the writing process. Prerequisites for Installation Repairing IMEI numbers is legal only if you
Supports a wide range of Xiaomi, Vivo, Oppo, and Samsung Qualcomm models. and Samsung Qualcomm models.