@question22 Archer AX20 doesn't support extender/repeater mode. What is planned to support though (with its HW v2 or higher), is an EasyMesh feature - more details.

@sjon In general here you can find the TP-Link's Security Advisory Bulletin: " To ensure that vulnerabilities are not maliciously exploited, TP-Link will not announce security vulnerabilities and...

@Aldgate Upon successful configuration you should have the following screen: Internet icon with yellow checkmark (not a red cross): Internet Status: Connected Connection Type: Dynamic IP IP address:...

@BunnY33 Check this guide on how to place your RE for optimal performance. In general you would get the most stable connection if you set the RE450 in AP mode - user guide - Chapter 6.2.1. It depends...

@BunnY33 You could disable Smart Connect feature on your router and test if this way the connection is more stable in your environment. If you use OneMesh between your main router and the RE450 that...

@Jdhn Archer C6 IP : 192.168.168.24 TL-WA850RE IP : 192.168.0.101 (LAN DHCP reserved) If the port-forwarding in Archer C6 is like: This might not work. TL-WA850RE doesn't have any remote management...