: Ensure the SPD USB Drivers are installed so your PC can recognize the device in "Diag" or "Calibration" mode.
is a Windows-based utility used to repair or write IMEI numbers, Bluetooth addresses, and Wi-Fi MAC addresses on mobile devices powered by Spreadtrum (SPD) or Unisoc chipsets. Prerequisites
: Dial *#06# on your phone's dialer to verify the IMEI has been correctly restored. Compatible Brands
: Unzip download-writeimei-r17-0001-zip and launch WriteIMEI.exe as an administrator. Configure Settings : Click the Set or Mode Select button.
Under the tab, check the boxes for IMEI 1 (and IMEI 2 if it's a dual-SIM device).
: The tool will display a green PASS message once the process is successful. Click Stop , disconnect the phone, and reboot it.
Connect the phone to the PC via USB while holding the "Boot Key" (usually Volume Down or Volume Up, depending on the model).
: Only write the original IMEI found on the device's sticker or box, as changing an IMEI to a different one is illegal in many jurisdictions. Step-by-Step Guide