are installed on your PC to allow the tool to communicate with the phone. : Open the executable file to access the user interface. Select Operation

| Model | Chipset | Common Operations | |-------|---------|-------------------| | Nokia 220 4G (TA‑1617) | UniSoc | Flash, format, unlock, IMEI repair | | Nokia 6310 (2021, TA‑1400) | SPD | SIM unlock, IMEI repair, security code removal | | Nokia 8210 4G | UniSoc | IMEI repair, security unlock, format | | Nokia C1 (TA‑1165) | SPD | FRP bypass via testpoint | | Nokia C2, C3, C10, C20, C30 | UniSoc | Direct SIM unlock, bootloader unlock, FRP remove | | Nokia T20 (TA‑1392 / 1397) | UniSoc T616 | Flashing, testpoint recovery |

If the log remains stuck at "Waiting for USB", your device is not entering the correct boot mode, or drivers are missing. Reinstall the SPD drivers, reboot the PC, and try alternative button combinations (e.g., holding both volume keys simultaneously).

: Allows users to read and save the existing firmware from a working phone. 🔧 Diagnostic & Repair

A typical SPD unlocking tool for Nokia includes the following functions:

Select the specific Nokia model or SPD CPU generation from the tool's dropdown menu.

In rare cases, these tools work—but only under very specific conditions: