v1.5.x to v2.1.x (Backward compatible with SC7715)
The Spreadtrum SC7715 is a legacy ultra-low-cost 3G chipset found in many budget Android smartphones and feature phones. If your device has a corrupted, invalid, or null IMEI after a factory reset, firmware update, or flashing error, you will lose all cellular network connectivity.
Tools like ChimeraTool or Infinity-Box provide more stable, automated "Patch IMEI" procedures for SC7715 devices if the bootloader is unlocked. How to Use the Tool
Locate the original 15-digit IMEI number(s) on your phone's box or beneath the physical battery.
Using the SC7715 IMEI tool latest version offers several benefits, including: sc7715 imei tool latest version
Most SC7715 devices enter DIAG mode automatically when you type the engineer code. Try:
We do not host direct links due to copyright changes. Search GitHub or XDA Developers for "SC7715 IMEI Tool v2.5" and verify the SHA-256 checksum before running.
If you need more advanced features or encounter issues with the simpler tools, consider exploring professional software like the or ChimeraTool .
Find the original 15-digit IMEI printed on the sticker underneath the phone's battery or on the original box. How to Use the Tool Locate the original
: It allows users to input and repair both IMEI 1 and IMEI 2 simultaneously for dual-SIM devices.
The software will open the diagnostic port, clear the corrupted parameters, and write the new data.
3. Miracle Box / Avengers Box (Cracked or Hardware Editions)
To restore communication functionality via the official , follow this structural breakdown. Step 1: Pre-Requisites and Environment Setup Search GitHub or XDA Developers for "SC7715 IMEI Tool v2
Install the Spreadtrum USB Drivers on your PC so the tool can communicate with the phone in "DIAG" or "Download" mode.
The official and most commonly used tool for repairing or writing the IMEI on devices with the Spreadtrum (SPD) SC7715 chipset is the WriteIMEI Tool Latest Version Details The current latest version for the WriteIMEI Tool is R21.18.3901 Write IMEI Tool WriteIMEI_Tool_R21.18.3901.zip : Unisoc Communications (formerly Spreadtrum) Operating System : Windows (32-bit and 64-bit) Main Function
While holding the boot key, plug the USB cable into the phone.
Click (or "Start").
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.