Troubleshooting Guide

Common issues and solutions for Netagotchi firmware flashing

Frequently Asked Questions

Device not detected

If your device isn't being detected by the web flasher:

  • Ensure USB cable is properly connected
  • Try a different USB port on your computer
  • Install proper USB drivers for your device
  • Check if device is in bootloader mode (hold BOOT button while connecting)

Flashing fails or gets stuck

Common reasons for flashing failures:

  • Poor USB connection or cable quality
  • Insufficient power supply to the device
  • Corrupted firmware file - try downloading again
  • Browser compatibility issues (use Chrome/Edge)

Web Serial API not available

The Web Serial API requires specific conditions:

  • Use Chrome or Edge browser (version 89+)
  • Website must be served over HTTPS (or localhost)
  • User must explicitly grant permission when prompted
  • Check browser settings for serial port permissions

Device boots but screen is blank

If the device powers on but shows nothing:

  • Firmware may not be compatible with your device model
  • Check display connections on the hardware
  • Try re-flashing with different firmware version
  • Ensure proper power supply (battery charged if applicable)
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