Fully compatible with Windows 7, 8, 10, or 11.
The tool is a specialized Windows utility designed specifically to repair and rewrite missing or invalid network identifiers on Spreadtrum (SPD) mobile devices. What is Write IMEI R1.5.6.1?
For rooted devices, Chamelephon is an Android app that can modify IMEI numbers by writing directly to the NVRAM partition. However, it requires root access and is typically only compatible with older MediaTek chipsets (MT65xx, MT67xx, MT68xx series).
: Run WriteIMEI.exe from the extracted folder. write imei r1.5.6.1
Features specialized execution structures including Normal Mode , Calibration Mode , and Diag Mode to bypass strict device locks.
Altering a device's IMEI to a number other than the one originally assigned by the manufacturer can result in severe legal consequences, including fines and imprisonment.
Could you please clarify:
Proper USB drivers must be installed on your PC before the tool can communicate with your device. For Spreadtrum-based devices, specific SPD USB drivers are required. For MediaTek devices, MTK VCOM drivers are necessary.
This happens when the device falls out of Diag mode during communication. Ensure the battery has at least a 30% charge and that the boot key sequence was followed strictly before connecting the USB cable.
Click on the or "Mode Select" button within the tool. Fully compatible with Windows 7, 8, 10, or 11
Click the button to initialize the memory block modification.
I can provide target solutions for that specific chipset generation. Share public link
the official tool from the manufacturer is called SN Write Tool (or SN Writer) . This tool is used for writing IMEI numbers and other identifiers on phones with MediaTek processors. It comes in various versions, such as SN_Write_tool_exe_v2.1352.00 or v2.1504.00 . The SN Writer.exe is the executable for this family of tools. For rooted devices, Chamelephon is an Android app
Many IMEI writing tools require device‑specific “database” files (AP_DB and MD1_DB) that are extracted from the device’s original firmware. You may need to download the stock firmware for your exact model and locate these files inside the archive.