Hello,
Create staging site (copy of the production site) for testing purposes to check the problem. We can’t test it on our test installations because DOM structure depends on the elements that are used directly on the site. So it matters to check the elements of your site, not our test site.
how can I reduce the text loading speed? it loads very slow…the main text on front page
Are you talking about the text of the Revolution slider? Read this https://wpmudev.com/blog/optimize-slider-revolution-wordpress/
Regards