Firefox is my intellectual property and custom proxy problems open, plz help?

I installed an add-on and then when I removed my doesn't firefox open any page more and gives this message: Proxy Server Connection Refused Firefox is configured to use a proxy server is rejecting connections. The browser is configured to use a proxy server, but the proxy refused a connection. * It is browser proxy settings, Right? Check the settings and try again. * Does the proxy service allow connections from this network? * Still having problems? See your administrator network or Internet provider for assistance. What should I do? where can I fix my IP or anything else you need? OH THANK thanks I fixed it myself ….. THANKS FOR ALL YOUR ANSWERS …..

download a proxy bypass complement or add ip changer reinstall and disable then delete

HowTo: Use WebProxy’s and set your web browsers IP address to a HTTP Proxy

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