Asus RT-AX59U User Manual page 123

• If you are using a wireless LAN adapter, check if the wireless
channel in use conforms to the channels available in your
country/area. If not, adjust the channel, channel bandwidth,
and wireless mode.
• If you still cannot connect to the router wirelessly, you can
reset your router to factory default settings. In the router GUI,
click Administration > Restore/Save/Upload Setting and
click Restore.
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