Archived topic
Leverage browser caching
1 reply · Started by Pete on December 23, 2016
https://developers.google.com/speed/docs/insights/LeverageBrowserCaching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://perthreliefteachers.com.au/…es/generatepress/fonts/generatepress.ttf (expiration not specified)
I wouldn't worry too much about it - testing your site using Pingdom or GT Metrix is usually a better indication at how it's performing.
However, if you want to set expiry headers on files, this article should help: https://gtmetrix.com/add-expires-headers.html