Hello, Following some additional testing and troubleshooting with assistance from TPLink support team, I've managed to work out how to verify if indeed external antennas work. There's a setting in...

@David-TP Hello, I'm happy to help troubleshooting further, if you need any logs, test cases, a live troubleshooting session, please let me know. Thanks

@Jacobsen I second your feedback, I have exactly the same case, with or without the antena the signal strength is the same, based on the physical router location. I tested extreme case, placed the...