Your computer must recognize the device in preloader mode. Install the latest MTK USB Drivers on your Windows PC.
: It can read and write IMEI numbers (single or dual SIM), Serial Numbers (SN), Bluetooth (BT) addresses, and Wi-Fi addresses. write imei tool r300001 updated
: Click on Mode Select . For most repairs, choose Normal Mode or follow specific device instructions for Calibration mode. Input Data : Click Read to see existing device info. Your computer must recognize the device in preloader mode