We cover settings, firewalls and a lot more in the CNET Networking Forum. You can tell folk don't do a lot of device WiFi when they tell us the laptops work fine. These are not Windows or laptops so we have to make small changes to help the devices along. Some folk call that a defect which while I agree, the only fix is to return the product today.

More reading at link to follow.
Bob

-> http://forums.cnet.com/7723-7589_102-378511/samsung-owners-start-here/