Exactly how to configure your laptop or other handheld device for eduroam will depend on a) which device(s) you are using and b) which equipment your school / university / college is using.
If you know that your school / university / college does provide eduroam, please ask the IT staff for support with setting it up on your laptop or other devices.
If you are not sure whether or not your institution provides eduroam, the National Roaming Operator for your country may be able to help with your enquiry. To find out more, follow the linked maps from http://www.eduroam.org/
For a list of devices that are compatible with eduroam see here: (INSERT LINK TO TO-BE-CREATED page)