@Kevin_Z Thats interesting, I never had the idea to test older android phones, I tried some old samsung tablets, zte phones and it works fine. I tried on some Xiaomi phones with android 11 Poco X3,...

@Kevin_Z The default DNS when is factory is 192.168.0.1 if I recall correctly.... and I need to manually modify the DNS server to in the DHCP server in the router to 192.168.0.104 as there is a local...

@terziyski done and the issue persists

@terziyski I don't remember, I didn't setup that dns... but here is the fun part. is not the dns server, I tested all this without connecting anyting but my wifi to the android... I also configured a...

@terziyski thanks but I already tried it, is not that. I have my dns setup in the DHCP server. The dns work fine on PC or laptops, the problem is when Android devices try to connect to the WiFi, it...

So, 1. I reset my router to factory Router default ip is 192.168.0.1 Set DHCP main DNS server to 192.168.0.X example 192.168.0.10 Result: Any android device cannot stablish a connection to the...