How do I fix this: WAN red light or no internet connection?

Use the AI-powered diagnostic tool on this page to get matched with a repair video specifically for WAN red light or no internet connection. Describe your problem and the AI will guide you to the right fix.

How do I fix this: 2.4GHz or 5GHz band dropping signal?

Use the AI-powered diagnostic tool on this page to get matched with a repair video specifically for 2.4GHz or 5GHz band dropping signal. Describe your problem and the AI will guide you to the right fix.

How do I fix this: ISP DHCP or connection handshake failure?

Use the AI-powered diagnostic tool on this page to get matched with a repair video specifically for ISP DHCP or connection handshake failure. Describe your problem and the AI will guide you to the right fix.

How do I fix this: Thermal throttling or overheating?

Use the AI-powered diagnostic tool on this page to get matched with a repair video specifically for Thermal throttling or overheating. Describe your problem and the AI will guide you to the right fix.

How do I fix this: Corrupted firmware or power LED flashing slowly?

Use the AI-powered diagnostic tool on this page to get matched with a repair video specifically for Corrupted firmware or power LED flashing slowly. Describe your problem and the AI will guide you to the right fix.

Fix ASUS RT-AX Series Router — AI+Video Interactive Diagnostics

Common ASUS RT-AX Series Router Problems

Describe your issue below to get matched with the best repair video.

WAN red light or no internet connection
2.4GHz or 5GHz band dropping signal
ISP DHCP or connection handshake failure
Thermal throttling or overheating
Corrupted firmware or power LED flashing slowly

🎥 More About This Diagnostic Tool Browse the videos or read more before you start ▼

These are the videos our AI matches you to during your chat session below — describe your problem and it'll pick the right one and answer your questions as you go. You can also browse them here first.

How to Fix Asus Router Red Light

Physical and software-based steps to clear the WAN error including power cycling sequences and cable verification specifically for ASUS AX models when the router is powered on but cant establish an internet handshake.

Solved: 2.4GHz band being dropped. Asus Router

Adjusting internal wireless settings like Control Channels and Channel Bandwidth to stabilize the AX-series Wi-Fi radio when specific bands disappear or disconnect devices frequently.

Troubleshoot new ASUS router: Your ISPs DHCP does not function properly

Specific MAC Cloning and DHCP query frequency adjustments needed to get ASUS RT-AX routers to communicate with picky ISP modems when seeing the Your ISPs DHCP does not function properly error.

How To Cool Your Router With a GPU Fan

DIY hardware modification showing how to adapt external cooling solutions to keep the router internal components within safe operating temperatures and prevent reboots and slow speeds caused by high CPU temperatures.

DIY Asus Router Bricked or Failed Firmware upgrade SOLVED

Step-by-step walkthrough of using the ASUS Firmware Restoration utility and entering Rescue Mode to manually re-flash the router operating system after a failed firmware update.

How to Troubleshoot and Fix Wi-Fi Issues on Your Asus Router

Comprehensive guide using the ASUSWRT interface to diagnose multiple common failures - signal interference, firmware optimization, and hard factory resets for persistent AX-family software glitches.