its not difficult to learn SEO, its just understanding existing status of your website and reducing the gap comparing yours with existing competitors,
Here are the things you must do as an seo
- Find your keywords (niche, search volume, intent, conversion, informational, long tail) using keyword planner, google search, auto suggestions, etc
- Competitor analysis (Ahref, SEMrush) -- back links , anchor density, keywords, content gap,
- Onpage SEO
- Link building (blog commenting, guest posting, broken link building, brand mention)
- Ranks & Traffic Analysis (rank watch or google Search console)
- Optimize keywords for content (keyword density)