jellyfin-web/dashboard-ui/scripts/mypreferencescommon.js

$(document).on('pageshowready', ".userPreferencesPage", function () {

    var page = this;

    var userId = getParameterByName('userId') || Dashboard.getCurrentUserId();

    $('.lnkDisplayPreferences', page).attr('href', 'mypreferencesdisplay.html?userId=' + userId);
    $('.lnkLanguagePreferences', page).attr('href', 'mypreferenceslanguages.html?userId=' + userId);
    $('.lnkHomeScreenPreferences', page).attr('href', 'mypreferenceshome.html?userId=' + userId);
    $('.lnkMyProfile', page).attr('href', 'myprofile.html?userId=' + userId);
});