@Lostplay Please go through the following troubleshooting suggestions if Tether failed to detect the Archer AX20: What if Tether cannot detect my TP-Link product in the “Device” Page?

@Jimmu Since you've tried to modify some advanced settings on the C80 already, I would suggest resetting the C80 to factory defaults, then setting up the basic internet without modifying any other...

@Robinn That's great to hear that the issue got fixed by displaying the IGMP snooping and IGMP Proxy on the AX50. I will mark my previous suggestions as a "Recommended Solution" so others can benefit...

@Paul29 Hello Paul, what if you change the operation mode to Router, will you still experience the same time-outs when pinging from the PC to the iPad? If there is no need for internet, you can also...

@kingshin Have you tried all the suggestions provided by terziyski in his first post? https://community.tp-link.com/en/home/forum/topic/539534?replyId=1056272 What is the WAN IP address of the main...

Hello @RayKumm We can discuss the issue in the following thread: https://community.tp-link.com/en/home/forum/topic/578164