Google has updated their PageSpeed insights tool from Version 4 to Version 5.
Siteimprove incorporates data from Google PageSpeed insights within our SEO module.
Google changed their calculations and the information provided, which affects the results presented within the Siteimprove SEO module.
Siteimprove rolled out the upgrade within the platform on Friday 16th of November 2018. Therefore, customers may see an increase or decrease in their scores at that time.
For further information on the changes included in Version 5 of Google PageSpeed insights see the Google PageSpeed insights Release Notes