Cant connect to wifi?

i just got a new laptop with windows 7 and it works perfectly when im using a home connection that requires a password. but any public wifi i cannot connect. the locations do have connection, i just seem to be the only one who cant access it, like at school where my classmates can access it but i cant. it shows... show more i just got a new laptop with windows 7 and it works perfectly when im using a home connection that requires a password. but any public wifi i cannot connect. the locations do have connection, i just seem to be the only one who cant access it, like at school where my classmates can access it but i cant. it shows that i AM connected but it says that i have limited connectivity and doesnt let me access the internet at all. i even disabled the firewall to see if that was the problem but i can't figure out what to do. please help.
2 answers 2