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: Always backup your existing data, as IMEI repair can sometimes affect the device's NVRAM partitions.
Carefully type the 15-digit numbers into the and IMEI 2 fields in the software interface. Step 3: Connect the SC7715 Device Power off the mobile device completely.
An invalid or null International Mobile Equipment Identity (IMEI) number completely disrupts a mobile device's functionality. This issue prevents the phone from connecting to cellular networks, disabling calls, texts, and mobile data. For devices running the Spreadtrum (now UNISOC) SC7715 chipset, specialized service software is required to restore these identification numbers. sc7715 imei tool latest version
In many regions, changing an IMEI to a number other than the one originally assigned to the device is illegal.
This points to a driver issue. Open the Windows Device Manager and look for a yellow exclamation mark next to "SPRD U2S Diag" or "Spreadtrum COM Port". Reinstall the driver package and reboot your PC.
Tools for Spreadtrum/Unisoc chips often have a short shelf life. Older versions frequently stop working due to: The you are currently running
The is a remarkably effective, free solution for a common and frustrating problem. While the tool's interface may be simple, it performs a critical function: restoring network connectivity to your device. By carefully following the driver installation steps and the precise timing for connecting your powered-off phone, you can successfully rewrite the IMEI on any Spreadtrum SC7715-powered device in under a minute.
Unplug the smartphone, remove and reinsert the battery (if applicable), and power the device back on.
The SC7715 IMEI Tool is a simple, lightweight Windows-based utility designed to repair or change the IMEI number on Android devices with a Spreadtrum SC7715 processor. Unlike many paid professional tools, this tool is often shared for free by the mobile repair community, making it a popular choice for budget repair shops and DIY enthusiasts. Step 3: Connect the SC7715 Device Power off
Many versions automatically calculate the 15th check-digit of an IMEI when the first 14 digits are entered. How to Use the SC7715 IMEI Tool
You must install the latest SPD USB Drivers on your PC, or the tool will not detect your phone. USB Data Cable: Use a high-quality, working cable.
Download and install the latest Spreadtrum SCI USB-to-Serial drivers on your Windows PC. Without these, the software cannot detect the phone. Step-by-Step Guide: Using SPD WriteIMEI Tool