There is no shortcut man. SEMrush Authority Score improvements works the same as SEO improvements, First you will have to focus on fixing on-page SEO with high-quality keyword-optimized content and internal linking. Improve technical SEO by optimizing site speed, good mobile-friendliness user interface, and securing your site with HTTPS. Building high-quality backlinks through guest posting, outreach, and creating shareable content. Maintain an active social media presence and optimize for local SEO. Also it is important to avoid black-hat techniques, and leverage SEMrush tools to monitor and improve your site’s performance. By implementing these strategies consistently, you can boost your site's authority and organic search rankings.