I have now done a lot of experiments and come to the conclusion that 2.4 Ghz wifi does not work on my setup when using slave configurations . I.e. neither the master nor the slave configuration works, if I have any slave configuration activated on the 2.4 Ghz radio. If anyone wants to suggest any co...

I am getting closer to a solution. Auto vs manual frequency does not seem to matter, but when not using slave configurations I do manage to connect (I use master and slave configurations for different SSIDs). I will do some more experiments and see if I get to a conclusion.

I had the exact same problem, and the solution from htw7422 fixed it. Thanks!

I have just upgraded my routers and access points to v 6.44 and it did not help.

I still have this problem where I cannot use 2.4 Ghz. Any ideas? Should I contact support?

Hi, I have an office setup with a RB4011iGS+ doing generic office routing as well as CAPsMAN for two cAP ac to cover a fairly small office. My problem is that I am unable to use 2.4 Ghz wifi. Everything works fine for 5 Ghz clients. For debugging purposes I have set up two SSIDs, one called "co...