@Wayne-TP hi, thanks for your help. I am not trying to be rude but like I explained, I've tried all this... I even said I tried delete the cameras and install them again trough the hub directly...

@Wayne-TP It shows "matériel version 1.0" so I guess this explains that. BUT it does not explain the issue for my other two cameras...

Hi, I have three cameras : C200 (firmware 1.3.16), C210 (firmware (1.5.1) and C520WS (firmware 1.3.4). They all work perfectly on my 2.4 GHz wifi network. I bought a C315 sensor (not yet received) so...