I have recently changed my isp from sky to bt,mac desk top is working fine also a windows 8-1 laptop is also ok,but i have a macbook pro lap top and i pad that is not since i changed isp ,i can get on the internet but if i try to to get a web page i get the message/500 internal server error, what do i do please,i am new to macs.
thank you,
watt
thank you,
watt