May 27, 2014 · If you use a proxy server, check your proxy settings or contact your network administrator to make sure the proxy server is working. If you don't believe you should be using a proxy server, adjust

Apr 09, 2008 · If you have tried a bunch of different fixes already and nothing has worked, then you might want to check your proxy server settings. Make sure everything is unchecked in the Local Area Network (LAN) Settings dialog. Sep 25, 2018 · To do this, follow the instructions below: On your keyboard, press Windows Key+S. Type “control panel” (no quotes), then hit Enter. Click Network and Internet. Select Internet Options. Go to the Connections tab, then click LAN settings. Deselect the box beside ‘Use a proxy server for your LAN’. Apr 23, 2019 · The unable to connect to the proxy server error in Windows 8 or Windows 10 can be caused by several reasons like installing a third party proxy program that might malfunction or perhaps your antivirus blocks your access to the proxy server. This happens mostly when a malicious adware or proxy program messes up with your computer proxy settings. A proxy server -or- A firewall that does not allow HTTP requests to be placed on your local network Internet Explorer is not your default browser. The ForceShellExecuteregistry key is not present in the following location or is not set to 1: To check your proxy server address On the Tools menu, click Internet Options, and then Connections. Click Settings or LAN Settings, and then look at your proxy server address. If you have multiple proxy servers, click Advanced to look at all of the additional addresses. Oct 02, 2017 · Windows 10 Settings App. Click on Start and then click on the gear icon ( Settings) at the far left. In Settings, click on Network & Internet. In the left-hand pane, click on Proxy at the very bottom. Here you have all the settings that are related to setting up a proxy in Windows.

Firefox connection settings If you connect to the Internet through a proxy server that is having connection problems, you will not be able to load websites. Click the menu button and select Options.

I'm going to presume that your proxy settings are a URL to a server somewhere on campus, which probably means that you are using a PAC script. If your proxy settings do not consist of a URL, ignore this answer. Firefox should work fine if you set the system proxy settings to this URL and it is set to use system settings.

When Internet Explorer accesses the web server through a proxy server, it tries to request the Kerberos ticket based on the CNAME of the web server, instead of the A record. As this SPN was not registered in Kerberos protocol, the ticket cannot be obtained, and the authentication fails.