Lighthouse Desktop
· 0 checks — Desktop Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.Detailed Report
Audit breakdown by category with detailed findings.
Performance
Insights
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
Performance issues directly impact user engagement and conversion rates.
Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling
Performance issues directly impact user engagement and conversion rates.
3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.
Performance issues directly impact user engagement and conversion rates.
A long cache lifetime can speed up repeat visits to your page. Learn more about caching.
Performance issues directly impact user engagement and conversion rates.
Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.
Performance issues directly impact user engagement and conversion rates.
Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size
Performance issues directly impact user engagement and conversion rates.
| URL | Resource Size | Est Savings | |
|---|---|---|---|
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /content/dam/sites/nl/nfl/hero/2026 ITALIAN Carrousel MB2... | 4.6 MiB | 4.5 MiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/Publication McDelivery_Header:3-colum... | 78.6 KiB | 66.1 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/05.14.25_Publication RMKF:2-column-de... | 71.1 KiB | 53.4 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/McD_Feel-Good_Illustrations_ReadyOnAr... | 47.0 KiB | 35.3 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/240216_Genoten_Publication 50prc-1:3-... | 39.7 KiB | 33.4 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/McD_Feel-Good_Illustrations_LastCrumb... | 42.2 KiB | 31.7 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/People_Publi-2kol d-1:2-column-deskto... | 32.8 KiB | 24.6 KiB |
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /is/image/mcdonalds/McCafe_Coffee_Publication 50prc:3-col... | 16.8 KiB | 14.2 KiB |
Mcdonalds home div.cmp-image > a.cmp-image__link > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/Logo_on_white_desktop_Small.jpg | 7.4 KiB | 5.5 KiB |
Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading
Performance issues directly impact user engagement and conversion rates.
Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
Performance issues directly impact user engagement and conversion rates.
Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.
Performance issues directly impact user engagement and conversion rates.
These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.
Performance issues directly impact user engagement and conversion rates.
| URL | Time Spent |
|---|---|
| mcdonalds.com/ | 510 ms |
| www.mcdonalds.com/ | 245 ms |
| www.mcdonalds.com/nl/nl-nl.html | 0.0 ms |
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.
Performance issues directly impact user engagement and conversion rates.
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.
Performance issues directly impact user engagement and conversion rates.
Diagnostics
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /etc.clientlibs/mcdonalds/clientlibs/clientlib-site-globa... | 40.8 KiB | 38.6 KiB |
| 19.8 KiB | 17.1 KiB |
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Performance issues directly impact user engagement and conversion rates.
| URL | Transfer Size | Est Savings |
|---|---|---|
| /etc.clientlibs/mcdonalds/clientlibs/clientlib-site-globa... | 280.0 KiB | 245.6 KiB |
| cdn.cookielaw.org/scripttemplates/202505.2.0/otBannerSdk.js | 119.0 KiB | 63.2 KiB |
| /HmghGO0K8C1uctsiLJI32GNKaWQ/OG1pSwhQXYrtVcEpb9/dnwZFnQB/... | 169.7 KiB | 35.0 KiB |
| /tags/js/v2/eu1-28281b86495a0d43a4b3cc1a9205178e/mparticl... | 61.8 KiB | 33.7 KiB |
| s.go-mpulse.net/boomerang/FYHYC-U4X46-PMZ7K-XB8KU-R9ZBH | 41.7 KiB | 27.6 KiB |
| /etc.clientlibs/mcdonalds/clientlibs/clientlibs-jquery-up... | 34.5 KiB | 22.6 KiB |
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.
Performance issues directly impact user engagement and conversion rates.
| URL | Total CPU Time | Script Evaluation | Script Parse |
|---|---|---|---|
| cdn.cookielaw.org/consent/b8b69186-ef9f-481e-9b4d-1c3abc41222c/OtAutoBlock.js | 395 ms | 109 ms | 286 ms |
| /HmghGO0K8C1uctsiLJI32GNKaWQ/OG1pSwhQXYrtVcEpb9/dnwZFnQB/... | 314 ms | 285 ms | 21 ms |
| Unattributable | 229 ms | 56 ms | 0.0 ms |
| www.mcdonalds.com/nl/nl-nl.html | 218 ms | 12 ms | 2.1 ms |
| /etc.clientlibs/mcdonalds/clientlibs/clientlib-site-globa... | 216 ms | 124 ms | 60 ms |
| assets.adobedtm.com/da51ad226ecd/1bcc6d6e5296/launch-a45af4f63d4c.min.js | 155 ms | 125 ms | 9.1 ms |
| cdn.cookielaw.org/scripttemplates/202505.2.0/otBannerSdk.js | 123 ms | 88 ms | 19 ms |
| /etc.clientlibs/mcdonalds/clientlibs/clientlib-dependenci... | 74 ms | 63 ms | 6.8 ms |
| www.mcdonalds.com/akam/13/48df2427 | 68 ms | 64 ms | 2.1 ms |
Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.
Performance issues directly impact user engagement and conversion rates.
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions
Performance issues directly impact user engagement and conversion rates.
| URL | |
|---|---|
div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image div.cmp-teaser__image > div.cmp-image > picture > img.cmp-image__image | /content/dam/sites/nl/nfl/hero/2026 ITALIAN Carrousel MB2... |
Mcdonalds home div.cmp-image > a.cmp-image__link > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/Logo_on_white_desktop_Small.jpg |
YouTube div.cmp-image > a.cmp-image__link > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/youtube2.png |
Instagram div.cmp-image > a.cmp-image__link > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/instagram2.png |
Facebook div.cmp-image > a.cmp-image__link > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/facebook2.png |
Logo div > div.cmp-image > picture > img.cmp-image__image | www.mcdonalds.com/content/dam/sites/nl/nfl/icons/Logo_on_white_desktop_Small.jpg |
More information about the performance of your application. These numbers don't directly affect the Performance score.
Accessibility
These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.
ARIA
ARIA roles must have valid values in order to perform their intended accessibility functions. Learn more about valid ARIA roles.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Contact & veelgestelde vragen
Heb je een vraag of wil je contact met ons opnem… div#container-47ff6e3282 > div.aem-Grid > div.columnlayout > div.aem-Grid |
Vind de allerleukste (bij)baan!
Wil je ook werken met de leukste Crew? Start b… div#container-47ff6e3282 > div.aem-Grid > div.columnlayout > div.aem-Grid |
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Contrast
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
Reject All div.ot-sdk-row > div#onetrust-button-group-parent > div#onetrust-button-group > button#onetrust-reject-all-handler |
Accept All Cookies div.ot-sdk-row > div#onetrust-button-group-parent > div#onetrust-button-group > button#onetrust-accept-btn-handler |
These are opportunities to improve the legibility of your content.
Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.
Performance issues directly impact user engagement and conversion rates.
| Failing Elements |
|---|
MB2 Italian div.cmp-carousel__content > div.cmp-carousel__controls > ol.cmp-carousel__indicators > li#-item-0 |
Loyalty div.cmp-carousel__content > div.cmp-carousel__controls > ol.cmp-carousel__indicators > li#-item-1 |
Impact Rapport div.cmp-carousel__content > div.cmp-carousel__controls > ol.cmp-carousel__indicators > li#-item-2 |
Happy Meal div.cmp-carousel__content > div.cmp-carousel__controls > ol.cmp-carousel__indicators > li#-item-3 |
Mario Movie Meal div.cmp-carousel__content > div.cmp-carousel__controls > ol.cmp-carousel__indicators > li#-item-4 |
Best Practices
Trust and Safety
Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more about the geolocation permission.
Performance issues directly impact user engagement and conversion rates.
| Source |
|---|
/etc.clientlibs/mcdonalds/clientlibs/clientlib-site-globa... line 334, col 272 |
General
Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.
Performance issues directly impact user engagement and conversion rates.
SEO
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.
Content Best Practices
Descriptive link text helps search engines understand your content. Learn how to make links more accessible.
Performance issues directly impact user engagement and conversion rates.
| Link destination | Link Text |
|---|---|
| cookiepedia.co.uk/giving-consent-to-cookies | More information |
Format your HTML in a way that enables crawlers to better understand your app’s content.