I got a "port scan blocked" alert and since then I cannot get any connection to my main wifi signal. I can connect to it but there's no internet for this device. Scanning for problems, I get a "wifi doesn't have a valid IP configuration".
Kindly check and follow the procedure in the below stated link
https://www.howtogeek.com/804796/how-to-fix-wi-fi-doesnt-have-a-valid-ip-configuration/
Regards