Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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.
Archived

Uninstall/reinstall older version

Firefox Installation and updates
cor-el replied
evelyndan
evelyndan

Hi-

Can you tell me how to uninstall this version of firefox and reinstall 86.01? Thanks, Anita

Hi- Can you tell me how to uninstall this version of firefox and reinstall 86.01? Thanks, Anita

All Replies (3)

SuMo Bot
SuMo Bot

Here ya go... https://ftp.mozilla.org/pub/firefox/releases/

If you have no further questions please mark it as resolved and thank you for shopping with us.  ;-))

Terry
Terry

See also https://support.mozilla.org/en-US/kb/install-older-version-firefox

cor-el
cor-el
  • Top 25 Contributor
  • Moderator

What reasons do you have to run such old Firefox versions (89.0.1 and 86.0.1) ?