It checks if your web app is:

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Once the audit is complete, you will get an overview of your website's SEO health.

Semrush Site Audit Overview Tab
You can also see specific issues that are affecting your performance. Just go to the " Issues " tab.

Issues tab in Semrush Site Audit
For each problem detected, the tool offers advice on how to resolve it.

Explanation and correction of the problem in Site Audit
Fix every issue the tool detects for your site. This way, your site's SEO health will remain optimal.

5. Progressive Web App (PWA)
The PWA audit in Lighthouse helps validate whether your web app uses modern web features to deliver an optimal user experience.


Fast and reliable on mobile networks and offers offline functionality
Installable on multiple device types and bosnia and herzegovina phone data equipped with features such as offline functionality and push notifications
Optimized PWA by redirecting HTTP traffic to HTTPS, setting up a custom home screen, sizing web page content to fit mobile screens, and implementing all other best practices listed by Lighthouse
The test evaluates your web app based on these factors and awards it one of the PWA badges.

PWA Badges
(Image source: Github)
This means that unlike the first four reports, you are awarded a badge (not a score out of 100) when you perform a PWA audit in Lighthouse.

Like here:

PWA Badge awarded in Lighthouse
The audit report also provides suggestions for improving overall PWA performance. Including specific issues that need to be addressed.