First start by testing by pasting the store URL on the Shopify Analyzer, which is a free tool. It will provide you with some actionable insights into what you can do to potentially boost the speed of your website.
When it comes to eliminating unused JavaScipt, this is normally something that can’t be greatly enhanced. Many of the alerts are linked to third-party apps that inject code into your theme and are only accessible to their development teams.
There are a few things I suggest doing when it comes to image optimization:
- Using an app like Crush Pics, compress all possible photos.
- To minimize file sizes, convert any PNG formatted images to JPG. Bear in mind that if the image contains transparent elements, this optimization will not work.
- Make sure the photos you’re loading are the right size.
- These are some of the most popular image optimization techniques. I’d suggest reading through our complete optimization guide: How to Make a Shopify Site More Profitable: The Complete Guide to Faster Load Speed delves deeper into image optimizations and other popular optimizations on http://www.ecomsprint.com
Speed ratings normally range from 15 to 30. A speed score of 30 doesn’t necessarily imply that the site is sluggish, as this score is based on a variety of other factors. Shopify Speed Tool Analysis + How to Make Your Site Faster is an article that delves deeper into Shopify’s speed score.
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