Thanks just reset it using this. Lan 1-4 still not working.Correct reset procedure for AX86U:
ASUS router Hard Factory Reset - Method 2
1. Turn the router off.
2. Press and hold the "WPS" button and turn the router on.
3. Power light is on (keep holding the WPS button).
4. Release the WPS button after the power light is off.
5. Reboot your router by manually pressing the power button.