@David-TP 1. Can I have the model number of the devices that would report the incorrect password error on 5Ghz？ Model: Deco M4 (EU) Ver: 4.0 2. If temporarily enabling a guest network for 5ghz only...

@Solla-topee I have the same problem. 5Ghz works only on the main deco. If I try to connect to one of the 5 slave decos, I get a "wrong password" message. Current workaround: Disable 5 GHz bandwidth....

@Painless I have exactly the same problem. I Configured 6 Deco M4 and the wifi password works only on the main Deco node. I recognized that some older devices with 2.4 GHz were able to connect also...