We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Etsi tuesta

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.

Lue lisää

I have downloaded Firefox 4 but now can't open it, get the message that it isn't supported on this archtecture

  • 3 vastausta
  • 58 henkilöllä on sama ongelma
  • 8 näyttöä
  • Viimeisin kirjoittaja cor-el

more options

I have downloaded Firefox 4 but now can't open it, get the message that it isn't supported on this architecture. This is the message:

You cannot open the application “Firefox” because it is not supported on this architecture.

I have downloaded Firefox 4 but now can't open it, get the message that it isn't supported on this architecture. This is the message: You cannot open the application “Firefox” because it is not supported on this architecture.

Valittu ratkaisu

Firefox 4 doesn't run on a PowerPC Mac.

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

For a Firefox 4 compatible version that runs on Mac OS X 10.4.11 or Mac OS X 10.5.8 (PPC) you can look at:

Firefox 3.6.x (Mac OS X 10.4 and later) can be found here:

Lue tämä vastaus kontekstissaan 👍 2

Kaikki vastaukset (3)

more options

Valittu ratkaisu

Firefox 4 doesn't run on a PowerPC Mac.

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

For a Firefox 4 compatible version that runs on Mac OS X 10.4.11 or Mac OS X 10.5.8 (PPC) you can look at:

Firefox 3.6.x (Mac OS X 10.4 and later) can be found here:

more options

Thank you so very much. That was so quick, I have downloaded TenFourFox and it works well. Huzzah!

Muokattu , muokkaaja kathals

more options

You're welcome