Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Why is Firefox very slow closing down from any web site visited?

  • 3 replies
  • 31 have this problem
  • 2 views
  • Last reply by tmdcedar

more options

Why is Firefox 3.6.15 slow to open and slow and choppy closing down?

'''Why is Firefox 3.6.15 slow to open and slow and choppy closing down?

All Replies (3)

more options

I'm having the same problem and using all my cpu and memory, causing my computer to over heat and shutdown through out the day. I started having this problem about two releases ago and now the problem is even worse. Thinking of dumping FF this week.

more options

go back to 3.6.12 or dump it

Modified by tokamac

more options

bold textAfter trying dozens of remedies and restoring my computer at least 10 times going back to january 15th, I finally found my answer: I had a desktop photo on my monitor which was slowing down the computer. I changed my Refresh rate in the Display Properties from 65 to 75 and it solved my problem.