Core Web Vitals turn “my site feels slow” into measurable scores Google and users both notice. Largest Contentful Paint, Interaction to Next Paint, and Cumulative Layout Shift are the signals to watch when you launch or redesign.
Practical fixes usually beat exotic tools: compress hero images, defer non-critical scripts, limit heavy page-builder widgets, and use a quality host with caching. On WordPress, a lean plugin set and properly sized media often recover more speed than another optimization add-on.
Re-test on a real mid-range Android device after each change. Lab scores help, but field experience for Pakistani mobile users is the true conversion test.
