[HowTo] Undo Firefox feature changes

Difficulty: ★☆☆☆☆

As Firefox introduces changes in order to appeal new users, some current users might prefer the prior behaviors. Here is a selection of changed features and how to undo / work around them.

88.0 : “View Image” is replaced by “Open Image in New Tab”

:star: You can vote to revert the feature there: Firefox : Bring back "View Image" - Mozilla Connect

98.0 : Files are downloaded by default

  • In the preferences, in General > Applications, change the action for the given content types.
    • :star2: Since 101.0: a setting right below the known content type list now allows to chose the default action for unknown content types.
  • In order to use the system temporary folder when opening files, instead of the download folder:
    In about:config, change browser.download.improvements_to_download_panel to false.
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