Google Has Changed Cumulative Layout Shift Metric

Google has made changes to how it calculates the CLS, cumulative layout shift, metric within core web vitals. Specifically maximum session window with 1 second gap, capped at 5 seconds. This was done to make it "more fair for long running pages and single page apps," Malte Ubl from Google said.

from Search Engine Roundtable https://ift.tt/3uIFjLU