Disable default layouts. Recommended Yes Module page https://www.drupal.org/project/layout_disable Module tags #Enhancement Stability Secure Tags #Layout Tips Disable layouts programmatically #Layout [Issue] The list of available blocks in Layout Builder is overwhelming to users [Project update] UnoCSS Starter Theme - Above the fold [Module] Layout Builder Widget [Issue] How to require a referenced block to be an inline block? [Module] Layout Builder Sections Config