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 }.
Dencukaay bu sa jëmm ëmb na <a data-l10n-name="user-js-link">ŋara user.js</a>, te amaale itam ay tànnéef yu { -brand-short-name } sosul.