This is the most critical step.
| Problem | Likely solution | |--------|----------------| | Device not detected | Reinstall drivers / try different USB port / short reset pins | | Flashing stops at 10% | Bad firmware version or corrupted file | | Screen stays white after flash | Firmware mismatch (LCD driver different) | kechaoda k115 flash file portable
The screen stays black, or the device vibrates slightly (if it has a motor) but shows no signs of life. Connecting it to a PC yields no response. This is the most critical step