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.

Avatar for Username

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

This thread was archived. Please ask a new question if you need help.

Mozilla fire fox on Mac Book Pro

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by Shadow110

CarolineOH
CarolineOH
more options

I want to install above so I can download free upgrade to High Sierra. Can’t set up support forum account on laptop so using IPhone. Fire fox says operating system too old to allow Fire Fox. Any solution?

I want to install above so I can download free upgrade to High Sierra. Can’t set up support forum account on laptop so using IPhone. Fire fox says operating system too old to allow Fire Fox. Any solution?

All Replies (1)

Shadow110
Shadow110
more options

CarolineOH said

I want to install above so I can download free upgrade to High Sierra. Can’t set up support forum account on laptop so using IPhone. Fire fox says operating system too old to allow Fire Fox. Any solution?

Correct to old. Please visit the OS X forum or a forum that will provide in formation on the version you are running as to what you can use.

https://support.apple.com/en-ca/HT201475

Please let us know if this solved your issue or if need further assistance.