@PeterKont87 To troubleshoot this issue you have to open the router web managment page in a web browser and check the WAN / Etehrneport status: Here's how to find your router IP address.

@rsobczuk Read through this story to see why the IoT network is implemented this way. You should be able to edit or delete your posts from the post options drop-down menu.

@MarioDrone Regarding IoT and Guest networks extending check this feature request. Regarding redirection to tplinkwifi.net web page check this feature request.

@Joolsfrank Reset your RE505X to its factiry settings by pressing the reset button for about 10 seconds. Position the RE505X near your router before configuring. Here's how to setup your RE505X via...

@MarioDrone There has been an issue with the 2.4GHz signal range of AX73 v1 in the past, due to a FW update - details. However, I can't speculate if that's the case with the AX73 v2 latest FW...

@MarioDrone 2x AX73 should cover pretty well a 130 m2 premises if they are properly positioned and the walls are not a pre-cast concrete - details. You may consider connecting those two in Easymesh...