Proxy settings in Firefox

This is how you change Proxy settings in Firefox.

1) Open Firefox

2) Click "Tools" (the 3 vertical lines at the top right corner) and click on "Options":
Firefox Tools - Options

3) Click "Advanced" on the left sidebar. Then click on the "Network" tab and then "Settings" for the Connection:
Firefox advaced settings

4) Choose "Manual proxy configuration:"
5) Type in for HTTP Proxy: "proxy.rhi.hi.is" and Port: 8080.
6) You also need to check “Use this proxy server for all protocols” and click OK:
Firefox Proxy settings

7) The browsers proxy settings should now be activated.

Note! If you want to take the settings off check “Use system proxy settings” or “No proxy”.