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!

Buscar en Ayuda

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

I downloaded the new Firefox 4, and it is not compatible with my current operating system (PowerBook G4 , Mac OS X 10.4.11). I would like the pre-version 4 Firefox. Is it available?

  • 1 respuesta
  • 47 tienen este problema
  • 22 visitas
  • Última respuesta de cor-el

more options

I updated to Firefox 4, and it is says it is not compatible with my current operating system (PowerBook G4, Mac OS X ver. 10.4.11). How can I download the version available before Firefox 4.

I updated to Firefox 4, and it is says it is not compatible with my current operating system (PowerBook G4, Mac OS X ver. 10.4.11). How can I download the version available before Firefox 4.

Todas las respuestas (1)

more options

Firefox 4 requires at least OS X 10.5 and an Intel Mac.

For Mac OS X 10.4.11 or Mac OS X 10.5.8 you can look at:

Firefox 3.6.x can be found here: