
Third-Party Scripts: How They Slow Your Site and What to Do
Analytics, chat, ads and embeds add up. Learn how third-party scripts hurt Core Web Vitals and a practical process to audit and tame them.

Analytics, chat, ads and embeds add up. Learn how third-party scripts hurt Core Web Vitals and a practical process to audit and tame them.

A practical audit for back button hijacking: where history-manipulating scripts hide, how to test navigation, and how to fix issues under Google's 2026 spam policy.

Why some CSS and JavaScript stop the browser painting your page, and a practical step-by-step process to fix render-blocking resources.

How INP works, how to find the interactions that fail it, and practical JavaScript and rendering fixes to get under 200 milliseconds.
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