Netwok connectivity

i am using fedora 31 and i have update the os one month back. now I am having wifi connectivity issue. it get connects to the wifi but showing the limited connection error and the internet is not working. please help me with that. i am using Asus fx505dt laptop

From my research, it looks like you have a Realtek Wi-Fi card. Those are a bit iffy when it comes to drivers. You can try upgrading to Fedora 32, or at least updating the kernel.