Hello, Archer C20 V4 (EU version) supports band 1 only, if yours is EU version, that is why you can only see 4 channels. The tri-band router in EU version supports DFS and there will be more...

Hello, For the 5GHz network, please reboot/hard reset the C6 and give it a go. If still the same, please show us a picture of the error message. For the speed issue, who is your ISP and the bandwidth...

Hello, The c9 V1 does not support night mode, there is no option to turn on/off led on the web interface. While regarding to the brightness, there is no way to adjust it. Besides, may I know does it...

Hello, The Archer C50 V4 does support facebook wifi. Below is the instruction to set it up. https://www.tp-link.com/en/faq-2298.html May it help. Good day.

Hello, First we are sorry for the inconvenicence caused here. While for your information, the Archer C7 V2 supports firmware recovery. So you can give it a go before returning it back. For TFTP...

Hello, what is the model number of the range extender? Regarding to range extender, it does not support router mode, some of them supports range extender mode and AP mode. As a network expansion...