Nighthawk AX4 RAX40

[Say_What]

I changed my security from WPA2 to WPA3 and lost my WiFi connection. I have no internet connection and don't see my wifi connection. I have the Netgear app on my phone. I have PC and android phone. Help

[DarrenM]

You may need to check if the devices you have support WPA3.

DarrenM

[plemans]

What device is it? 

You can disable wpa3. 

Not all devices support it