How to Speed Up WordPress: Complete Performance Optimization Guide 2026
Master WordPress performance optimization in 2026 with this comprehensive guide covering server-level tuning (PHP 8.3, OPcache, Redis), multi-layer caching strategies, Core Web Vitals optimization, image formats (WebP/AVIF), critical CSS, JavaScript deferral, database cleanup, and WP-CLI automation scripts. Includes production-ready code examples and a prioritized optimization checklist.