How to Remove Query Strings From Static Resources: GTMetrix

Spread the love


Page load time is an extremely important factor as it helps you with the ranking on Google search. So to get higher ranking your website speed should be a decent one.

As we are evaluating GTMetrix analyzing results so if you are done with How to defer parsing of java then we can move onto the next to remove query strings from static resources.

Before we jump directly let us see what are query strings at first.

remove query strings



On the World Wide Web, a query string is the part of a uniform resource locator (URL) containing data that does not fit conveniently into a hierarchical path structure~ Wikipedia

It means that the query strings are the special characters as ‘?’ which are sometimes used to denote the version of the string used or to pass the content value, which helps in cache busting technique.

A query string looks like:

We need to remove the query strings from static resources as it hinders the caching and as a result delayed load time occurs. Caching of Static Resources like CSS and JavaScript plays a vital role in decreasing page load time.


When you will analyze your site URL in GTMetrix, you will see ‘remove query strings from static resources’ is one of the factor which affects the website speed though its priority is low.

This is what I got after editing my php files.

Remove Query Strings From Static Resources




This is my recommended method as I always try to use less plugins for my site.

Warning! Copy the original files separately before editing function.php or htaccess. As minor mistakes can mess up your site.

1. WordPress Dashboard> Appearance> Editor

Remove Query Strings From Static Resources

2. On the right side you will find your php files

Remove Query Strings From Static Resources

3. Click on Function.php> Scroll down to the bottom> and include the following codes:

/*** Remove Query String from Static Resources ***/
function remove_cssjs_ver( $src ) {
if( strpos( $src, ‘?ver=’ ) )
$src = remove_query_arg( ‘ver’, $src );
return $src;
add_filter( ‘style_loader_src’, ‘remove_cssjs_ver’, 10, 2 );
add_filter( ‘script_loader_src’, ‘remove_cssjs_ver’, 10, 2 );




Remove Query Strings From Static Resources

This plugin will remove query strings from static resources like CSS & JS files inside the HTML <head> element to improve your speed scores in services like Pingdom, GTmetrix, PageSpeed and YSlow.

Remember this plugin only remove the query strings located in the <head> section and not the <body>.

Download from the link already given

Or Install from WordPress Plugin> Activate

No need to configure anything. This plugin will solve the removal of query strings in just 1 click.


If you are worried about your website speed then you must Leverage your browsing cache and use a proper CDN.

Check out the full conglomerate of website speeds to find out the factor which is delaying your site speed.

You can also check the 6 best image optimizer for wordpress which will reduce the byte size and hence faster loading.

Next we will check how to reduce DNS lookups.


2 thoughts on “How to Remove Query Strings From Static Resources: GTMetrix

  1. I have used plugins but can’t get rid of these:′ defer′ defer’ defer … llyviral/fonts/fontawesome-webfont.woff2?v=4.4.0

    Are these in body contact? ( Mailerlite is my email 3rd party application)
    Any suggestion?

  2. You can not have any authority over third party resources as they are external and hence do not have control over their source files or the HTTP response headers.

    Just for a suggestion. Do not try to score 100 % on the web page speed results as you will get crazy removing all issues. Just keep your TTFB less than 200 ms and your overall website load time somewhat 1.5-2 second.

Leave a Reply

Your email address will not be published. Required fields are marked *