@Rand One RE450 can not be detected its wifi after the firmware upgrade, right? Normally, firmware upgrade will not change any settings on RE450. Please check this RE450 is still working and LED...

@Salvo1969 Sorry would you please describe your issue in English? Then I can know the issue better then provide help. Anyway please check the 5G channle on your router, try to fix 5G channel to 36.

@AlfDiMat What's the hardware and firmware version of your 860RE? You can check this information in its web management page: System Tools-->Firmware upgrade Also, please update the firmware of device...

@bhaiyaji Please check C1200 and C7 in our website for more details. Archer C1200 https://www.tp-link.com/home-networking/wifi-router/archer-c1200/ Archer C7...

Hi All, Sorry for my delay reply. Thank you for your concerns and suggestions. The hidden SSID is for OneMesh and it's very safe. It doesn't have any security vulnerabilities. I will forward these...

@OMQ1605 What's the firmware and hardware version of this 850RE? Please login to 850RE, then check this in " System Tools->Firmware upgrade " So only your laptop can not connect to 850RE Wi-Fi,...