Certainly, I can help. If your domain authority hasn't changed despite increased links and your ranking has dropped, consider these points:
Link Quality: Focus on high-quality, relevant links.
Content: Ensure your content is valuable and engaging.
Technical: Check for site issues affecting performance.
Competition: Analyze successful competitors' strategies.
Algorithm Changes: Updates can impact rankings.
Patience: SEO improvements take time.
For tailored advice, share more details about your site and strategies. Use tools like Google Search Console for insights. I did this on this quiz website and DA increased accordingly.