Windows

• 1). Click "Start," type "Internet Options" into the search box located at the bottom of the menu and press "Enter."
  
  
• 2). Select the "Connections" tab, then click "LAN Settings."
  
  
• 3). Enable "Use a proxy server for your LAN" and enter the proxy server address in the input box.
  
  
• 4). Set the port to "80" and click "OK" to complete proxy server configuration.
  
  

Mac

• 1). Click "Apple" and then click "System Preferences."
  
  
• 2). Click "Network."
  
  
• 3). Select the Internet connection that is used on your Mac as indicated by the green dot, then click "Advanced."
  
  
• 4). Select the "Proxies" tab.
  
  
• 5). Set the "Configuration Proxies" drop-down menu to "Manually."
  
  
• 6). Select the protocol you wish to configure to use a proxy.
  
  
• 7). Enter the proxy server address and "3213" as the port and then click "OK" to complete configuration.
  
  

Ubuntu

• 1). Click "System," then "Preferences" and then "Network Proxy."
  
  
• 2). Enable "Manual Proxy Configuration."
  
  
• 3). Select the protocol you wish to configure to use a proxy.
  
  
• 4). Enter the proxy server address and "80" as the port, then click "Close" to complete configuration.