Hello, @iZoe Soultions Pvt Ltd,
First check this image: https://postimg.cc/JHNXXb6f
It is your site speed as you can see the only thing which needs to optimize is “Largest Contentful Paint” by solving this the “DOM Size” will be lower and the site speed will be optimized in better results.
Here is a step-by-step guide to solve the “Largest Contentful Paint (LCP)” https://web.dev/optimize-lcp/
Regards 8Themes Team.
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