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

Which application should I use to open Firefox 4 for the first time?

  • 2 replies
  • 4 have this problem
  • 3 views
  • Last reply by mbhinton

more options

I want to update my Firefox 3.6.15 to Firefox 4. When I click on the "Download Firefox 4" icon, a window opens and asks me what application I wish to use to open Firefox 4. I have no idea!

I want to update my Firefox 3.6.15 to Firefox 4. When I click on the "Download Firefox 4" icon, a window opens and asks me what application I wish to use to open Firefox 4. I have no idea!

All Replies (2)

more options

You can save the DMG file for Mac to the desktop and install the Firefox application.

more options

Thank you very much for your help. MBH