Hello, @morad,
We have enabled the following speed optimization options in the Customizer: Speed Optimization -> Remove Query Strings From Static Resources and Speed Optimization -> Disable Emoji (details in the screenshot https://prnt.sc/_1UpNFw1ToLO)
Additionally, we suggest that please try to use the wp-rocket plugin and enabled the following options in the WP Rocket plugin: Settings -> File Optimization -> Minify CSS files and Settings -> File Optimization -> Minify JavaScript files (details in the screenshot https://prnt.sc/rKPs6o5eVBth)
Currently, the page loading speed is 2.9s (speed report: https://gtmetrix.com/reports/olimal.com/Jxi7szk5/ ) we recommend that please try to solve all top issues. These audits are identified as the top issues impacting your performance. (https://postimg.cc/QFjtTfd4)
To further speed up the page, you can use one of the CDN services.
Please read our theme documentation as well on speeding up your website: https://xstore.helpscoutdocs.com/article/100-how-to-speed-up-my-website & https://xstore.helpscoutdocs.com/article/128-how-to-improve-wp-rocket-settings-with-xstore
We recommend running a website speed test with GTmetrix to get more detailed information about the specific issues that are slowing down your website. That tool can provide you with actionable recommendations to help you improve your website’s performance.
Best Regards,
8Theme’s Team