@AndreiL What IP address do you get from your router, and what is its address? Is the router using 192.168.0.1? If so you may need to manually change the address of the switch to get this to work,...

@pegaset What model of device did you purchase for the 4g connection? Also have you connected and gone through the setup on the device to connect to your mobile carrier? These sometimes require setup...

@DavidGeeroms This would be expected behavior The controller is designed to be online 24/7 and not something you run on occasion from your home PC. The software controller is generally run on a...

@dieFeder Try this link below, has the newer firmware and see if that helps https://www.tp-link.com/de/support/download/eap245/#Firmware

@Sufiii Without checking the logs for this, its hard to say what is causing it. However, in my honest opinion... I would be very surprised if 4x EAP115s could handle 100 clients. Its not the capacity...

@Jacquesss To follow on from what Yannie had suggested, this below jumps at me also The selection of WPA/WPA2-Personal will mean the cipher is TKIP which is not secure by today's standard and might...