@Rozz As far as not connecting to those sites such as Yahoo, it may be your devices in your network. Maybe I can see the TP Link one from the router checking to see if there is an update or something...

@Richard7978 There are several ways to see a hidden ssid. Also, per Apple, hidden ssid is less secure. Look it up.

@nmaimai Been a while since I hooked a router to a router. I think your issue sounds like you need to be sure the AX1500 is in AP mode then power modem, asus router, and tp link router off. Then...

@Vinu0079 The default user id and password is admin

@secur_ritty It has been a while since I set up protonvpn. As I recall, you need to set up a proton account and I think I used my proton mail account. I use proton vpn on my travel devices such as...

@vk3hjq Yes... that would work, but not much if anything is gained if any by using a SEPIC over using the AC/DC adapter that came with the router. I would assume if he had an internet connection, he...