just recently i have lost internet connection with laptop ive been connected to the same router for a while and have never had any problesm but these past days i cant connect it will only let me connect localy yet my cousins laptop connects just fine ive done everything i can think of repair, recovery, reset/ unplug router, reconnect , reboot and still nothing can someone help please

Have you checked for virus or spyware.

Or even the bonjour that Apple installs