10 ways to speed  up the Opencart 3

Optimize website speed in Opencart, Opencart website speed optimization, increase opencart load speed

Defer all the extra CSS and JS at the footer. <script defer='defer' src="catalog/view/javascript/bootstrap/js/bootstrap.min.js" type="text/javascript"></script>

Use the image sizes properly

JPEGs are for photographs and realistic images. PNGs are for line art, text-heavy images, and images with few colors.

For 7 more tips and tricks  visit our blog post