What’s the best way to improve on Lichess.org when stuck at the same rating?

If you’re stuck at the same rating on Lichess.org and want to improve;

• Focus on fewer time controls and specialize instead of playing everything
• Analyze every loss with Lichess analysis and engine suggestions
• Do daily tactics puzzles to improve calculation and pattern recognition
• Review your blunders and recurring mistakes using Lichess Insights
• Learn a small, solid opening repertoire instead of memorizing many lines
• Play longer games to practice deep thinking and reduce careless errors
• Watch or read educational content matched to your rating level
• Take breaks when tilted to avoid rating drops caused by fatigue

This is the information we have, but if you have more insights from your experience, please share in the comments.