@Derk First, it is glad to hear that you figured it out by power cycle it. Congrats. To verify which device you have connected, we cannot say that easily cause they have the same wireless network...

@josip22 The TL-WN722N is an USB network adapter, it has the omni directional antenna, while the TL-ANT2424B is an outdoor direction antenna and the connector type are different from each other. We...

@Yuu Thanks for your clarification. As you know, it is a heavy traffic activity to play online games, and considering the bandwidth is 4Mbps package, I suspect that it limits the performance. You can...

@SRM The powerline adapters are sold as a kit usually, BUT the TL-WPA8630P is available as single one which means you do not have to buy a kit. It is a good choice to be added into the existing...

@Boriy Yes, it would be better to setup the Archer C6 manually. Besides, the ethernet port is used to provide internet, unlike the wireless protocol, it does not have much technologies, while we do...

@RoConde How many Archer C20 do you have in total? What is the current network diagram? Please mark that how do they connect to each other and the operation mode. After the power failure, please...