Important Notice: We're experiencing email notification issues. If you've posted a question in the community forums recently, please check your profile manually for responses while we're working to fix this.

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

I am using OS 10.10.5 Yosemite. That is the highest OS I can use with this Mac. What is the hightest Firefox I can use?

  • 1 nzaghachinzaghachi
  • 1 nwere nsogbu anwere nsogbu a
  • 15 views
  • Nzaghachi ikpeazụ nke cor-el

more options

I am using OS 10.10.5 Yosemite. That is the highest OS I can use with this Mac. What is the hightest Firefox I can use?

I am using OS 10.10.5 Yosemite. That is the highest OS I can use with this Mac. What is the hightest Firefox I can use?

All Replies (1)

more options

Firefox 78.15.0 ESR is the last version for Mac OS X 10.9/10.10/10.11 (distributionID: mozilla-mac-eol-esr1) and you will no longer receive updates.

Firefox 78.15.0 on the Mozilla CDN server:

Mac OS users on OS X 10.12/10.13/10.14 have been moved to the 115 ESR update channel (distributionID: mozilla-mac-eol-esr115), current releases require macOS 10.15 as a minimum.

Helpful?

Jụọ ajụjụ

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.