Independent WordPress guides

Site performance

Understand what loads, what waits and what to measure.

Site performance

A smaller image file starts with the right dimensions

Treat image dimensions and compression as two separate decisions. A tiny file is not useful if the picture loses its purpose.

Site performance

Choose a few representative pages and keep the test conditions with the result. A single score is a poor before picture.

Site performance

A controlled run and a collection of real visits answer different questions. Read their scope before choosing which number to trust.

Site performance

Start with the element identified by the report. A slow main image and a late-rendered heading need different investigations.

Site performance

A page can finish loading quickly and still be irritating to read. Look for late arrivals that move content already on screen.

Site performance

Test the action that feels slow. Initial loading and the response to a tap are different parts of the experience.

Site performance

A long wait for the first response is a clue, not proof that a hosting upgrade is the answer.

Site performance

A stored public page can avoid rebuilding the same output for each visit. The exceptions are part of the design.