Incorrectly using third-party tools can damage your device's software. Always backup your data if possible and use official aftersales tools when available.
To fix a corrupted or "Invalid IMEI" error on a Spreadtrum (SPD) chipset device, using the is often the most effective solution. This utility allows users to write or restore the original IMEI of their smartphone via a PC. Key Features of the SC7715 IMEI Tool sc7715 imei tool latest version
It is generally legal to use these tools to restore your device's original IMEI if it was lost during a software update or flash. However, modifying or cloning an IMEI is illegal in many jurisdictions. Incorrectly using third-party tools can damage your device's
Type or paste the first 14 digits of the original IMEI (found on the back of the device or its box) into the input fields. This utility allows users to write or restore
Beyond IMEI, the tool can often write Bluetooth, Wi-Fi, and serial number addresses.
Most versions perform the repair in "Diag" or "Factory" mode, which does not require a factory reset or data wipe.
Boot the device into Diag Mode (often by holding specific volume buttons while connecting via USB) and confirm it appears in the PC’s Device Manager.