@terziyski thanks. I'll change the mode and hopefully that will resolve things then 🤞

I have a C80 router and RE550 wifi extender, both with the latest firmware, which should support OneMesh according to the TP-Link website however the OneMesh page on the RE550 says there is no...

@Kevin_Z thanks. I hoped the solution would relate to updated C80 firmware. I'm actually trying to connect the C80 to a RE550 extender (also on the latest firmware). Do you have a similar link for...

@Big_Al did you ever receive an email and resolution to this? I've just bought a c80, installed the latest firmware and am receiving the same error of one onemesh compatibility on my wifi extender....