Check the USB power connection. Try a different cable or power bank. The Cygnett Reserve 10K power bank is recommended.
If the device was previously configured, hold the side button for 3 seconds during boot to reset WiFi settings. The LED will flash rapidly to confirm the reset.
After connecting to the Eyes-XXXX WiFi, open your browser and go to 192.168.4.1 manually.
Double-check that the 3-digit place code you entered on the device matches your Eyes address above. Try power-cycling the device.
The WiFi password may have been incorrect. Reset the device (hold side button for 3 seconds on boot) and try again.