| Feature | UMT | CM2 (Maui Meta) | Miracle Box | Z3X EasyJTAG | |---------|-----|----------------|-------------|---------------| | SPD IMEI success | 95% | 70% (old chips) | 85% | 90% | | Android 13+ support | Yes | No | Limited | Yes | | Requires dongle | Yes | No (free) | Yes | Yes | | Beginner friendly | Medium | High | Medium | Low | | Price | ~$180 | Free but ad/trojan risk | ~$120 | ~$250 |
. This process is typically performed when a device has an "Invalid IMEI" or "Null IMEI" error following a firmware flash. Prerequisites UMT Dongle/Box : Ensure your UMT Pro or standard dongle is connected. SPD USB Drivers : Install the Spreadtrum/Unisoc USB drivers spd imei repair umt tool
If you plan to repair SPD phones long-term, keeping your UMT subscription active is wise. | Feature | UMT | CM2 (Maui Meta)
He clicked the button in the UMT interface. The status bar at the bottom turned yellow, waiting for the handshake. SPD USB Drivers : Install the Spreadtrum/Unisoc USB