Harness Lightning Experience Insights to Improve Performance
Summary
Lightning Experience Insights in Salesforce Scale Center provide developers detailed data and tools to measure and optimize page load performance within their specific orgs. This offering goes beyond platform-wide improvements, helping troubleshoot and prioritize real user impact areas like slow and high-traffic Lightning pages by analyzing Experience Page Time metrics and component performance. It enables proactive, data-driven performance improvements based on actual org usage patterns, allowing teams to move from reactive fixes to intelligent, ongoing performance management.
Takeaways
- Use Scale Center’s Lightning Experience Insights to identify slow-loading Lightning pages.
- Focus on Experience Page Time (EPT) metrics at the 75th percentile for real user impact.
- Prioritize optimization based on high-impact, frequently accessed slow pages.
- Leverage Key Insights to check adherence to performance best practices like component counts and CDN usage.
- Track Performance Trends over time across geographies and browsers to spot anomalies.
Salesforce is committed to continuously improving Lightning Experience performance for your orgs. Over the last few years, we have delivered and transparently shared measurable gains across releases—from a 12% improvement in the first year of this effort to announcing at Dreamforce 2024 that Lightning Experience was 25% faster . Most recently at Dreamforce 2025, we announced that performance has improved by 37% . All the while, we continue to invest in these gains to ensure they are permanent by preventing performance regressions in Lightning Experience . However, improving performance at scale is only part of the story. As Lightning Experience becomes faster overall, there is a growing opportunity to optimize performance within individual orgs based on their unique usage patterns and configurations.