@setup-modem Can you show us a picture of the label on the bottom of your device?

@Yesrab You mean you could get internet access when connected to the router but the router web interface says not, right? What about the Internet LED status on the router? and do you have WAN IP...

@0xde I guess you are using OpenVPN, as per other threads here in the community, you will find 10Mbts would be normal https://community.tp-link.com/en/home/forum/topic/601638...

@BoboL Make sure the router is running the latest firmware, and also check if the router system time is correct on Advanced->System Tools->Time Settings page of the router web interface. Also check...

@Leray22222 Some of their routers support speed limit already, but C54 router is not included. How to limit internet speed of certain devices when connecting to the Wi-Fi Routers

@UnHappyguy Maybe you could custimize the device name on the web GUI: