Problem: The ECB600 does not revert back to factory default after pressing the reset button for over 10 seconds.
Solution: Update the ECB600 to firmware version 1.5.2, and after a successful update reset the ECB600.
ECB600 firmware Change Log
Version:1.5.2
Bug Fixed:
Reset button fix.
Firmware link: https://www.engeniustech.com/wp_firmware/ECB600_1.5.2.zip