Parameters and Pointers to be Considered for Improving LCP

The following are some key parameters and pointers for Improving LCP Speed:

  1. Html size
  2. Css size 
  3. Properly image sizes
  4. Render-blocking resources
  5. Reduce unused js
  6. Largest Contentful Paint Element 
  7. Avoid enormous network payloads (total size was 3,849 kib)
  8. High TBT due to JS
  9. Use of css vs js for page layout 

Improving LCP the Largest Contentful Paint is essential for optimizing your Shopify store’s loading speed and user experience. This guide will explain some parameters and pointers to consider.

HTML Size

The HTML size of your Shopify store refers to the size of the HTML code delivered to the user’s browser when they access your website. Here are some parameters to consider when optimizing the HTML size:

  • Minimize whitespace and comments
  • Compress HTML 
  • Use Efficient HTML structure
  • Remove unused or redundant code

Css Size

CSS size is important in Largest Contentful Paint (LCP) performance.

  • Minimize CSS code
  • Eliminate Unused CSS
  • Inline Critical CSS
  • Remove Duplicate CSS
  • Optimize Third-Party CSS

Properly Image Sizes

Properly sizing and optimizing images in your Shopify store is crucial for improving performance and providing a better user experience. 

To optimize image sizes to improve LCP, which is an important metric for measuring perceived page load speed, you must make sure that they are properly sized.

To properly handle image sizes in Shopify, follow these pointers –

Read this Blog and Find:- Proper Image Sizes

 Render-Blocking Resources

According to the GSI tools report, the opportunities section lists all URLs blocking your site’s rendering and impacting your FCP and LCP.

The following actions are taken to achieve this goal:

  • By inlining critical resources
  • Deferring non-critical resources
  • Load JavaScript Asynchronously
  • Prioritize Above-the-Fold Content
  • Removing anything unused

Read this Blog and Find:- Eliminate Render-Blocking Resources

 Reduce Unused JS 

Reducing unused JavaScript (JS) in your Shopify store can help improve page loading speed and overall performance. Here are some steps to reduce unused JS in your store:

Largest Contentful Paint Element 

When a page loads, the largest Contentful Paint (LCP) element appears within the viewport.

When loading the LCP image (do not put it in lazy loading and recommend doing a preload)

The following are some examples of LCP elements in a Shopify store:

  • Product Images
  • Hero Images
  • Featured collection
  • Blog post 

Read this Blog and Find:- Optimize the Largest Contentful Paint Element

Avoid Enormous Network Payloads (Total Size was 3,849 KiB)

Optimizing your shopify store’s performance requires avoiding enormous network payloads. Large network payloads can result in slow page load times, increased bandwidth usage, and poor user experiences.

  • Compress HTML, CSS, and Javascript files.
  • Minify CSS and javascript
  • Optimize Image Sizes
  • Use image formats wisely
  • Reduce the number of external resources (such as third-party scripts, fonts, or tracking pixels)

High TBT due to JS

If you are experiencing high Total Bocking Time (TBT) due to javascript(JS) on your shopify website and want to improve the largest contentful paint(LCP). 

  • Minimize and optimize javascript
  • Defer non-critical javascript
  • Optimize third-party scripts 

Use of CSS instead of JS for Page Layout

In some cases, Javascript is used instead of CSS for design implementation when CSS could provide the same result. In order to reduce blocking time (TBT) in design and implementation, we will always look at CSS as an alternative to Javascript for certain design elements.

Read this Blog and Find:- Use CSS Instead of JS to Improve Website Performance

By considering these parameters and pointers, you can make targeted optimizations to improve LCP in your Shopify store, resulting in faster loading times and an enhanced user experience.

Read this Blog and Find:- How to Improve Largest Contentful Paint

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