Clear history browser within storyline

for Firefox there is a JavaScript command to reload the page without cache

window.location.reload(true);

but this doesn't work for Chrome, Safari, ...

you should change the web server settings - your current caching setting is 2592000 sec (= 30 days)

more infos:

https://webdock.io/en/docs/webdock-control-panel/optimizing-performance/setting-cache-control-headers-common-content-types-nginx-and-apache