SLOW mobile speed

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Home Forums Jevelin Theme SLOW mobile speed

Viewing 16 posts - 1 through 16 (of 16 total)
  • Author
  • dereksieb
    Participant

    Hello, I did a page speed insights test and found that the mobile speed of the theme is VERY slow. The desktop is ok. But mobile is terrible. I even checked your demo site https://jevelin.shufflehound.com/hello/ and that also was VERY slow. It seems there is a major problem with the theme. Particularly the javascript is very slow, and us customers have no control over that. So what can we do about that? Thank you.

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    Shufflehound
    Moderator

    Hi there,

     

    Sorry for our late response.

     

    We can offer some tips on how to improve performance. Could you please share a link to your website?

     

    Best regards,

    Shufflehound Team

    dereksieb
    Participant

    Website provided in the private field. Even pages with hardly anything on it score terribly for mobile, like the guides page, linked in the private field.

    Shufflehound
    Moderator

    One of the first things we recommend is installing plugins like Autoptimize, which combines CSS/JS files. We also recommend using a plugin like WebP Express, which converts images to the WEBP format, allowing them to load much faster.

     

    Let us know if that helps!

    • This reply was modified 8 months, 3 weeks ago by Shufflehound.

    dereksieb
    Participant

    Hello,

    I implemented both recommended plugins, and it produced very minimal, if any, improvements in site speed. The mobile speed is still HORRIBLE, and the desktop speed is still average.

    I attached an image of a PageSpeed Insights score. The page is linked in the private field, for reference.

    What else can we do to improve this?

    Thank you,

    Derek

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    Shufflehound
    Moderator

    Hello,

     

    We’re sorry to hear the issue persists. From our real-time testing, your website appears to load quite smoothly. However, when it comes to PageSpeed Insights scores, particularly for mobile, these tests are tested on slow network speeds, which can greatly impact the results, especially if your site includes large images or videos.

     

    Here are some additional steps we recommend:

    1. Optimize Images: We noticed several large images on your homepage (e.g., 460kb, 400kb, 173kb). Compress or resizes these further to help improve load times.
    2. Disable Background Videos: The video on your homepage seems quite heavy and may be affecting the score. Try disabling it and test the impact on your score.

     

    Please give these suggestions a try and let us know if they make a difference!

     

    Best regards,
    Shufflehound team

    dereksieb
    Participant

    Hello,

     

    Thank you for your reply. I understand that it appears smooth in real time, but Google uses these PageSpeed Insight scores (particularly mobile speed scores) to rank your site in the search engines.

     

    So, if your site gets a bad score, it won’t have an advantage in the search engines over other sites with a better score.

     

    Therefore, it is critical to use a theme capable of producing a fast PageSpeed Insight score.

     

    Jevelin gets a HORRIBLE score.

     

    So, obviously we need to address these speed issues with Jevelin in order for it to be a reliable theme for anyone trying to rank on google.

     

    As for your suggestions:

     

    I understand there are a few “larger” images (e.g., 460kb, 400kb, 173kb) on the homepage, and a video background, which removing could provide slight improvements, for the homepage.

     

    However, the Pagespeed Insight report provided is not for my homepage. It’s for a basic page, linked in the private information field. There are no large images or videos on the page.

     

    I’ve tested pages with hardly anything on them at all. They still test HORRIBLE. The problem is not the content. The problem is the javascript in the Jevelin Theme. That’s what all these tests show.

     

    So, can we dig deeper into this issue and figure out a solution that will allow Jevelin to be a reliable theme, and compete with all these other LIGHTNING FAST themes available on the market.

     

    Thank you,
    Derek

    • This reply was modified 4 months ago by dereksieb.
    • This reply was modified 4 months ago by dereksieb.

    Shufflehound
    Moderator

    Hello,

     

    Thank you for your detailed response and feedback. I understand your concern regarding the PageSpeed Insights score, particularly on mobile. To better assist you, could you please provide access to your website so I can take a closer look and diagnose the issue more thoroughly? You can provide it in the private information field.

     

    Looking forward to hearing from you!

     

    Best regards,
    Shufflehound team

    dereksieb
    Participant

    Awesome, thank you for looking into this! I have shared access info in the private field.

    Shufflehound
    Moderator

    Hello,

     

    Thank you for your patience, and I appreciate the access information.

     

    We’ve made several improvements to your site and, after running local Lighthouse tests (similar to PageSpeed Insights), we were able to achieve a mobile score between 50-60. While this is an improvement, we noticed one key issue affecting your score: the WPBakery Page Builder’s built-in gallery element at the top of your page is negatively impacting the Cumulative Layout Shift (CLS) score. This causes the page to move and affects overall performance.

     

    We recommend considering a different method for displaying the gallery, or exploring optimized alternatives that may reduce CLS and improve overall speed.

     

    Please let us know if you’d like further assistance in making these adjustments or exploring additional optimizations!

     

    Best regards,
    Shufflehound Team

    dereksieb
    Participant

    Thank you for your response, however, it would be nice to get a response sooner than 2 weeks. Anyway, I ran another test. And the same page is still scoring HORRIBLY.

     

    As far as the WPBakery gallery element, since WPBakery Page Builder is the main page builder for your Jevelin theme, what do you recommend we use instead for an image gallery or can you suggest some “optimized alternatives that may reduce CLS and improve overall speed”?

     

    Furthermore, I ran a speed test on a page with hardly anything on it, and that scores awful as well. I have linked that page in the private field as well.

     

    So, how can a page with hardly anything on it still score poorly?

     

    Also, can you please let me know exactly what changes or improvements you made to my site?

     

    And finally, can you please let me know what else we can do to improve the speed?

     

    Thank you.

    • This reply was modified 3 months, 2 weeks ago by dereksieb.
    • This reply was modified 3 months, 2 weeks ago by dereksieb.
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    Shufflehound
    Moderator

    Hello,

     

    Thank you for your patience, and we apologize for the delayed response.

     

    We understand your concerns about the mobile PageSpeed Insights scores, even on pages with minimal content. To address this, we’d like to share a specific test case that helped us identify a potential issue with your server’s performance.

     

    Our Test Case:

    • We selected an image from your contact page that is approximately 330KB in size.
    • When loading this image directly from your server, it took around 0.8 to 1.2 seconds to load.
    • We then uploaded the same image to one of our servers and tested the loading time, which was significantly faster at 0.02 to 0.06 seconds

     

    This substantial difference indicates that your server’s response times are slower than expected, which can negatively impact your site’s overall speed and performance scores. Slow server speeds can cause delays in loading even small resources like images and scripts, leading to lower PageSpeed Insights scores, especially on mobile devices. To improve this, you might consider upgrading your hosting plan or implementing a Content Delivery Network (CDN) like Cloudflare, which can speed up content delivery and enhance your site’s performance.

     

    Regarding the WPBakery gallery element, although it’s part of the main page builder, some of its features can affect performance. We recommend trying a more optimized gallery plugin, such as FooGallery or Modula Gallery, which are designed to reduce layout shifts and improve loading times.

     

    Regarding the changes we made, we mostly adjusted the settings in the Autoptimize plugin to further optimize CSS and JS files, defer JavaScript parsing, and some other ones to enhance initial load times.

     

    Please let us know if you need assistance with any of these recommendations, and we’ll be happy to help. 🙂

     

    Best regards,

    Shufflehound team

    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
    • This reply was modified 3 months, 1 week ago by Shufflehound.
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    dereksieb
    Participant

    Hi Shufflehound Team,

     

    Thanks for sharing your test case and recommendations. I looked further into the issue with our IT team, and here’s what we found:

     

    Our server is optimized with multiple cores, ample RAM, and SSD storage, and we host very few websites on it, none of which are high-traffic. My IT team ran response time tests directly from our server, across multiple systems, and even across different data centers. The image load times on our server were nearly instant, similar to your own server test times. However, tests from an external system connected via Starlink showed times of 0.6 to 1.3 seconds, which we understand may be due to “last mile” latency issues, particularly impacting mobile speeds.

     

    Based on these findings, our server itself doesn’t appear to be causing the delays in response times or impacting our PageSpeed Insights scores. Given this, it appears that the theme’s JavaScript handling or other assets may be affecting the load times, especially on mobile.

     

    Since Autoptimize and theme settings have already been adjusted, could you take a closer look at the theme’s code itself to identify any additional bottlenecks that may be impacting mobile speed?

     

    Furthermore, please advise any additional steps we can take to solve this speed issue. Thanks again for your continued help with this!

     

    Best regards,
    Derek

    • This reply was modified 3 months ago by dereksieb.
    • This reply was modified 3 months ago by dereksieb.

    Shufflehound
    Moderator

    Hello,

     

    Thanks for the details from your IT team!

     

    It seems we’ve optimized the most impactful aspects of the theme, but JavaScript load remains a key factor. Adding a CDN like Cloudflare, even on the free plan, could help significantly by reducing latency, especially for mobile users further from your server. We tested from a fiber connection in Europe and observed load times of up to 2.6 seconds for the previously tested image, so implementing a CDN could make a noticeable impact.

     

    If you need further assistance, please let us know – we’re here to support you in enhancing your site’s performance. 🙂

     

    Best regards,
    Shufflehound team

    dereksieb
    Participant

    Hi Shufflehound Team,

     

    Thanks for the recommendation. A CDN could certainly help reduce latency for distant users, so I’ll look into adding that. However, since JavaScript load remains a primary factor, I understand that a CDN alone wouldn’t directly address JavaScript loading issues.

     

    To ensure Jevelin remains competitive in a market where lightning-fast themes are essential, could you explore further optimizations to reduce or streamline the JavaScript within the theme? This would be the most effective way to solve the speed issue, particularly for mobile users.

     

    Thanks for your continued support!

     

    Best regards,
    Derek

    Shufflehound
    Moderator

    Hello,

     

    Thank you for your feedback and for sharing your findings!

     

    Unfortunately, reducing JavaScript scripts directly isn’t an option, as it could compromise key functionalities of the theme. However, adding a CDN remains a highly effective solution to improve asset loading times, especially for users in regions where performance can vary, such as Europe, where we are based.

     

    We truly appreciate your input and will keep it in mind as we plan future updates and improvements to the theme. 🙂

     

    Best regards,
    Shufflehound Team

Viewing 16 posts - 1 through 16 (of 16 total)