Troubleshoot Mozilla Firefox 34.0.5 problem

[johnsmike]

I am using mozilla firefox 34.05 version .i have to opened more tabs at that firefox will be completely crashedout .and my pc also will be very slow

 

[Sourav]

Please first disable all add-ons and plugin and give a try.If solved then ok, otherwise open a new tab in firefox and type this " about:support " and click on reset firefox.Let me know what happen.

 

[donetao]

Hi! Just a note to add to @Sourav Reply. You can start Firefox with Ad-ons disabled by clicking on help and selecting (Restart with Ad-0ns Disabled)
Here's how to reset Firefox!
https://support.mozilla.org/en-US/kb/reset-firefox-easily-fix-most-problems