MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */

//FREDZ Remove Automatic button.
function removeAutomaticOption() {
    const element = document.querySelector('#skin-client-pref-skin-theme-value-os');
    if (element) {
        element.closest('.cdx-radio').remove(); // Removes its parent `.cdx-radio` container
    } else {
        setTimeout(removeAutomaticOption, 500); // Try again in 500ms
    }
}
removeAutomaticOption();