@dingdong2 In AP mode, RE will transform an existing wired network to a wireless one. Please double-check the guide here to set up Access Point mode for RE: https://www.tp-link.com/support/faq/1401/...

@FXV300 Sorry for relay. N300 is the Wireless Link speed between RE and wireless client : https://www.tp-link.com/support/faq/2265/ In your case, actual speed is capped by Ethernet port, and also...

@Thdrvn Thank you for your detailed information. Please ensure your TL-WA860RE is the on the latest firmware first: https://www.tp-link.com/support/download/tl-wa860re/#Firmware May I know how about...

@chandraskhar May I double-check the Model number and hardware version of your Range Extender? If the Wi-Fi led or signal goes off, and only power is ON, you could try factory reset the extender and...

@EvaK Glad to help~

@mohammedlaif I'm afraid Hardware version could not be upgraded, hardware is fixed when device was made. Only firmware could be upgraded according to hardware version, for exampole, V1 device upgrade...