This plugin will highlight and visualize the Cumulative Layout Shift. Cumulative Layout Shift (CLS) is an important, user-centric metric for measuring visual stability because it helps quantify how often users experience unexpected layout shifts—a low CLS helps ensure that the page is delightful. Unfortunately the CLS is a pain to debug without visualisation
You can Follow the below Step By Step procedure to install the CLS Visualizer Chrome Extension to your Chrome Web browser.
It is the CLS Visualizer Chrome extension download link you can download and install Chrome Browser.
This extension measures Google Core Web Vital Scores
View source is dead. See how the browser renders a page, not just what the server sends.
Measure metrics for a healthy site
Annotate a website with the Core Web Vitals
Test and debug cumulative layout shifts (CLS) in the browser
The HTTP Header & Redirect Checker for SEO
Show the Core Web Vitals data from the Chrome User Experience Report in the Google Search Results.
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
View Web Vitals metrics for the websites you visit and quickly navigate to external web performance testing tools.