@Joseph-TP My phone is a oneplus open On the upper floor I see the SSID for 2.4 and 5Ghz but i cant connect to it. I dont think a range extender need there i have a good signal so something not ok...

@Joseph-TP I get no error messages normally. If I am right when i was deleted the saved password and try to connecting first time i got a bad password error. So i am on the MLU version then go upper...

With same DB i have 6Ghz 1269Mbs and the -75FB my phone say good in a different place :D

@Joseph-TP 1. I used original the combined band then when that not worked i tried the other ssid with 5 and 2,4Ghz. The problem was with -75DB so the signal strength was fine. I was not so far from...

My phone cant connect to the router if i am on the second floor. Strangely i get wrong password error and the phone shows -75Db what far n need. The Phone is a oneplus open with wifi 7 modem. I no...

@Joseph-TP I'm sorry, but this solution didn't help. The problem has actually gotten worse - I just realized I can't see my Denon AV receiver in the list of devices. The list shows it was last seen 6...