Unable to connect to 5GHz band and lose connection

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Unable to connect to 5GHz band and lose connection

This thread has been locked for further replies. You can start a new thread to share your ideas or ask questions.
Unable to connect to 5GHz band and lose connection
Unable to connect to 5GHz band and lose connection
2020-05-21 05:06:30
Model: Archer VR400  
Hardware Version: V2
Firmware Version: 0.2.0 0.9.1 v0070.0 Build 170719 Rel.63031n

My router suddenly stop working, exactly Unable to connect to 5GHz band and lose connection from all devices connected to that band and when i try to turn off the wifi from the button it doesn't work, the only solution is to reboot the router so what is the a problem and how can i fix it?

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