ModPagespeedEnableFilters prioritize_critical_css,defer_javascript
ModPagespeedEnableFilters convert_jpeg_to_webp
ModPagespeedEnableFilters lazyload_images,inline_preview_images
pagespeed EnableFilters prioritize_critical_css,defer_javascript;
pagespeed EnableFilters convert_jpeg_to_webp;
pagespeed EnableFilters lazyload_images,inline_preview_images;
?ModPagespeed=off
?ModPagespeedFilters=core
defer_javascript
lazyload_images