Archer A7 ver 5 main router.
Ethernet wired to LAN port on Archer C7 to use as Access Point.
All wireless connections working
All Ethernet wired connections working
A7 IP: 192.168.0.1
Changed C7 IP to
After changing the IP I could no longer log into the A7.
I can see it on wireless network scanner. It's working but I wanted to change the SSID for use by network extender.
What did I do wrong? Previously my Archer C9 bombed so I was trying to set up my LAN with a new A7. The old C9-A7 system was working fine until the C9 crashed.