@gcvsa Can you confirm if the internet LED on the AX10 turns orange when the computer fails to get a valid IP address from the router? Is it obtaining the IP address automatically? How many devices...

@Artiste If that is the case, please try to reset the AC1750 to factory defaults, then reconfigure it from scratch, just set up the internet on its WAN, but don't change any other settings, then...

@liddown Thank you for getting back with the detailed info. To assist and figure it out efficiently, I've forwarded your case to the TP-Link support engineers who will contact you with your...

@Gary_S Sorry for jumping in. Can I have the model number of the gigabit switch? I'm wondering if the length of the cable could make a difference, please try with a shorter cable if possible to check...

@liddown It should be accessible when the cable modem is directly connected to the AX90 WAN and your computer or phone is connected to the AX90 directly. Have you tried with other client devices that...

@Ryanrocksize5 Thank you very much for getting back with all the detailed information. Theoretically, the router itself will select the best channel automatically to have good Wi-Fi performance, you...