@KeithYYC It depends what your device model is (you could check that on its bottom sticker): 1. If it's a wireless router you should use this guide. 2. If it's a wireless modem router you should use...

@bigbadwolffe Usually this is cause by the bad cabling. CAT 5e would suffice too. You can check that by using a shorter factory made quality cable between the orange router and the LS1008G just for...

@Jaffaro Using this guide you should be able to use your ADSL router as access point and get this topology working.

@Phxsmos You could try using the WDS feature to do the same - details. Keep in mind that WDS may or may not work with your AX12. WDS may be incompatible between different products (even occasionally...

@csl1965 What I would do is to set a static wireless channel on the Asus router 5GHz band and test the backhaul stability again.

@Czmazel What I would do is to turn off AX55 auto update so won't be surprised the same way in the future. You can go back to a previous FW release for AX55 - " Note: This firmware cannot be degraded...