"Wanda Ridge" wrote: Firefox is configured to use a proxy server that is refusing connections. Is this something I can correct or must I call AT&T? n Firefox 29 (more or less same in older versions) Open FireFox 'Open Menu' button (at right of address bar), click on options, advanced > network tabs >Connections settings configure your proxy settings Either try no proxy or auto detect and see if that works. You may also have to allow FireFox to access the internet through your Firewall or AV settings. PS what OS are you using? Hope this helps Dianna ref. advanced FF settings https://support.mozilla.org/en-US/kb/advanced-settings-browsing-network-updates-encryption?redirectlocale=en-US&as=u&redirectslug=Options+window+-+Advanced+panel&utm_source=inproduct#advanced_network Connection Settings Dialog No proxy: Choose this if you don't want to use a proxy. Auto-detect proxy settings for this network: Choose this if you want Firefox to automatically detect the proxy settings for your network. Use system proxy settings: Choose this if you want to use the proxy settings configured for your operating system. This is the default setting. Manual proxy configuration: Choose this if you have a list of one or more proxy servers. Ask your system administrator for the configuration information. Each proxy requires a hostname and a port number. If the same proxy name and port number are used for all protocols, check Use this proxy server for all protocols. No Proxy For: List of hostnames or IP addresses that will not be proxied. Automatic proxy configuration URL: Choose this if you have a proxy configuration (.pac) file. Enter the URL and click okay to save changes and load the proxy configuration. Reload: The reload button will load the currently available proxy configuration. ref Proxy Server Settings http://www.proxyway.com/www/set-proxy-configuration/configure-proxy-settings.html How to configure proxy settings in browsers and web applications Most browsers and web applications support proxy servers. To surf through a proxy server, you need to modify your browser or application proxy settings. You can set proxy settings manually or use special proxy software that allows changing proxy settings automatically • Select Manual Proxy Configuration. • In the necessary proxy field(s), enter the proxy address and port number. • Click OK. Disable proxy settins in Firefox 3.x: • Select Tools and then Options. • Click the Advanced tab. • Open the Network tab. • Click the Settings button in the Connections area. • Select No Proxy. • Click OK.