Forum Response - userChrome.css warning

Firefox Firefox Last updated:

WARNING from the moderator team: This script is not provided by Mozilla and is not officially supported.

Firefox is a work in progress and, to allow for continuous innovation, Mozilla cannot guarantee future updates won’t impact your customizations. For this reason, Mozilla does not officially support style rules customization.

Please read Firefox advanced customization and configuration options to learn more.

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These fine people helped write this article:

AliceWyman, Mozinet, Kiki
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