What this setting does is takes all your files for Javascript and CSS and other code and combines them all into a few smaller files, thus making them “mini”.
Minify Javascript and CSS
Step 5: Turn on Lazy Load
This step was saved for last because it could potentially break philippine number for whatsapp the site. The setting tells the users’ device to only load what’s on the screen viewport until the user starts scrolling. Technically, entire pages load at once, but this setting helps load it in increments.
Turn on Lazy Load

End Results for WordPress Optimization
When we ran the GTMetrix speed report again, performance was now at 99%! Also, the Largest Contentful Paint was down to 0.8 seconds. That is a huge improvement.
Grade A → A.
Largest Contentful Paint (LCP): Improved from 1.4 to 0.8 seconds.
Performance: 95% → 99%
Structure: 92% → 96%
Total Blocking Time: 14 milliseconds → 37 ms. (bit worse here)
Here are the changes from start to finish.
Grade E → A.
Largest Contentful Paint (LCP): Improved from 3.7 to 0.8 seconds. This is a very important metric, because it’s what affects users. The other metrics are to guide webmasters/developers about what to change.
Performance: 46% → 99%
Structure: 80% → 96%
Total Blocking Time: 370 milliseconds → 37 ms. A 90% improvement.
Cumulative Layout Shift: 0. There wasn’t a problem here.
GtMetrx's end results for WordPress optimization
Bonus Optimizations
The above guide shows how we improved results for this WordPress website by 80%. We figured that would help most readers improve their existing WordPress websites quite a bit, an