@David-TP thanks for your info. Yes please forward my case to your engineers, so that we can get 40MHz in wireless mode on TL-WA850RE. Regarding RE200: RE200 hasn't got enough processing power to do...

@David-TP Yes. Main router is set to 40MHz, not 20/40 or 20MHz but forced to 40MHz. You can also see this in log that TL-WA854RE is connected at 40MHz, but TL-WA850RE only does 20MHz. TL-WA854RE...

@NoSign Try channel 1, 6 or 10 for 2.4GHz

Hi, I have 2 TP-LINK extenders. 1. TL-WA854RE v1.0 00000000 + Firmware Version: 3.14.8 Build 140827 Rel.34191n 2. TL-WA850RE 7.0 + Firmware Version: 1.0.10 Build 211117 Rel.31538n (6985) If i check...