Your profile folder contains a <a data-l10n-name="user-js-link">user.js file</a>, which includes preferences that were not created by { -brand-short-name }.
A suya carpeta de perfil contien un <a data-l10n-name="user-js-link">fichero user.js</a> que bi incluye as preferencias que no estioron creyadas por { -brand-short-name }.