@TechnoDummy For reset, please check this: How to hard reset TP-Link wireless access points, extenders to factory defaults

@Taulant Sorry, I'm afraid not. But your wireless devices or wired device can access internet via 855RE.

@Glusia I have emailed you with the beta firmware, you can check your inbox. Any updates, please let me know.

@Snacke There are lots of devices that connected to RE305 and heavy trafic via RE305? Then RE305 will generate more heat than before. Here are some suggestions: 1.Please also check the socket. 2....

@VJZone You can not find the wifi name of Extender, right? After reset, the wifi name will be the default one," TP-Link Extender”. Please also make sure that the extender is reset, check this: How to...

@Paisa Please try to ping the router IP, then how about the pactet loss? Here are some suggestions 1. Please make sure the firmware is the lastest one. 3. Please change the wifi channel on your...