Ensure that the checkboxes for , PhaseCheck , and ProdProduction are configured correctly (unchecking them prevents the tool from wiping the blank NVRAM structure during a full flash).
Ability to repair IMEI 1 and IMEI 2 simultaneously for dual-SIM devices. Commonly Used Tools SPD Upgrade Tool / Research Download:
"Universal Compatibility & One-Click Security Bypass for UNISOC Devices"
By utilizing these tools responsibly to rewrite your original factory parameters, you can successfully bypass network errors and extend the functional lifespan of your Spreadtrum/Unisoc device. If you need help with a specific device, let me know: What is the of your phone? Which Windows operating system version are you running? What error message or status do you see when dialing *#06# ? spreadtrum imei repair tool new
Integration with official Spreadtrum firmware (PAC files) to ensure correct driver matching. Multi-SIM Support:
Fortunately, as of mid-2026, there are several "new" and updated methods available to repair Spreadtrum IMEI numbers without expensive dongles. These tools are designed to work across a range of SPD devices, including Spreadtrum SC6531, SC77xx, and newer spreadtrum-based smart features phones or smartphones.
Spreadtrum (or Unisoc) chipsets power a vast number of smartphones, especially from popular brands like Itel, Tecno, and Infinix. Consequently, the need for a specialized tool to restore IMEI numbers on these devices is substantial. Older methods often required expensive hardware boxes, but the latest "spreadtrum imei repair tool" software is changing this landscape. Ensure that the checkboxes for , PhaseCheck ,
This error typically triggers if the device's bootloader is locked or if the phone timed out before entering Diagnostic mode. Disconnect the device, perform a hard reset, restart the software, and try a different boot key combination.
| Error | Solution | |-------|----------| | No device found | Reinstall drivers, try different USB port, use USB 2.0 | | Checksum fail | Redownload the tool, disable antivirus temporarily | | IMEI still null after write | Factory reset the phone from recovery mode | | Tool crashes on Windows 11 | Run in Windows 8 compatibility mode |
This is the official, lightweight utility specifically designed for Spreadtrum platforms. It supports a vast range of chipsets (from older SC series to modern Unisoc processors) and allows users to write IMEI 1 and IMEI 2 simultaneously. It communicates with the phone in "DIAG" (Diagnostic) mode. 2. ResearchDownload / UpgradeDownload Tool If you need help with a specific device,
The "new" versions (post-2022) support:
Extract the downloaded zip files to an easily accessible folder on your desktop. Step 2: Configure the WriteIMEI Utility
Choose the dropdown menu and select your device's specific SPD CPU number/boot type.