@akshayajith Hi, Archer AX55 or other TP-Link routers with OpenVPN Server function support 10 VPN clients at most, if you need to connect more VPN clients, it is recommended to use WireGuard VPN...

@9C-A2-F4-FA-B2- Hi, thank you for posting on TP-Link Community. For the router login password, please try admin in lower case. However, if admin doesn't work and no other possible password, please...

@Richard_Neal Hi, could you please try the beta firmware mentioned in this reply? https://community.tp-link.com/en/home/forum/topic/605538?replyId=1246796

@Hegetsu Hi, please try changing the WiFi name and WiFi channel as well on the router, if still no devices can see its WiFi signal, please try factory reset the router by holding reset button for...

@Scheveningen Hi, tplinkf126 is not the model no., may I know the model no. and hardware version of your TP-Link device? and which App are you using? Please do make sure you are connected to the...

@Leykow Hi, please go to Advanced->Network->Internet page to create a new APN profile manually to see if it helps. By the way, please confirm with UMobile if your SIM card is allowed to use on 4G...