Remove the chip from the socket, clean the pins with isopropyl alcohol, and reseat it. Ensure Pin 1 aligns precisely with the notch marked on the programmer. If you are using an IC test clip, ensure the clip is gripping the pins securely and that the target board is completely unpowered. Chip Read/Write Fails at 1.8V

: The chip is inserted backward, a pin is bent, or the chip is dead.

Navigate to > Advanced options > Startup Settings > Restart .

– As of my knowledge (early 2026), the most stable reported version is v1.0.3 or v1.0.5 for EZP2019. Some hardware clones require specific drivers (CH341A-based).