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 }.
U profielgids bevat 'n <a data-l10n-name="user-js-link">user.js-lêer</a>, wat voorkeure bevat wat nie deur { -brand-short-name } geskep is nie.