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how do I undo an update that I didn't want

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  • 1 has this problem
  • Last reply by FredMcD

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despite ,my continued refusal of the new version suddenly I have it - so how do I go back to the previous version. My problem is that my security program is not compatible with the new version and I need to have that working

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Type about:preferences#advanced<enter> in the address bar.

Under Advanced, Select Update. Check the settings.

Install an older version of Firefox {web link}