How can I change the WiFi password on my CAX80 router?
Log in to the Netgear CAX80 modem-router via browser, go to Wireless settings, enter a new password (up to 63 characters) and select security options like WPA2-PSK [AES] for maximum security (Pages 47 & 50).
From the official Netgear Cax80 manual, page 47
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