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screen freezes when typing web address

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When typing in web address in web address bar, my screen locks up.

When typing in web address in web address bar, my screen locks up.

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Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the add-ons is causing the problem (switch to the DEFAULT theme: Tools > Add-ons > Themes).

  • Don't make any changes on the Safe mode start window.

See:

If it does work in Safe-mode then disable all extensions and then try to find which is causing it by enabling one at a time until the problem reappears.

  • Use "Disable all add-ons" on the Safe mode start window to disable all extensions.
  • Close and restart Firefox after each change via "File > Exit" (Mac: "Firefox > Quit"; Linux: "File > Quit")

There are also other things that need attention:

Your above posted system details show outdated plugin(s) with known security and stability risks that you should update.

  • Java Plug-in 1.4.2_03 for Netscape Navigator (DLL Helper)

Update the Java plugin to the latest version.