You edited a page in Elementor, hit Update, and the front end looks exactly as it did before. The change is almost never lost — it is being hidden by a cache. The trick is that WordPress sites usually have several caches stacked on top of each other, and clearing one is not enough.
First: check in incognito
Open the live page in a private/incognito window. If your change is there, the problem is your own browser cache — hard-refresh (Ctrl/Cmd + Shift + R) and you are done. If the change is missing in incognito too, keep going: it is a server-side cache.
1. Clear your caching plugin
WP Rocket, W3 Total Cache, LiteSpeed Cache, WP Super Cache — whichever you run, use its “Clear all cache” button after every Elementor edit. Many also cache and minify CSS separately, so look for a “clear CSS/used CSS” option too.
2. Clear the server and CDN cache
Managed hosts (Kinsta, WP Engine, SiteGround, Hostinger and others) run their own server-level cache independent of your plugin. Purge it from the hosting dashboard. If you use Cloudflare or another CDN, purge that as well — it caches your pages at the edge and will happily serve the old version for hours.
3. Regenerate Elementor CSS & Data
If the change saves in the editor but never appears — even with every cache cleared — Elementor’s generated CSS is stale. Go to Elementor → Tools → Regenerate CSS & Data. This rebuilds the per-page stylesheets from your saved content and resolves most “it saved but did not render” cases.
The reliable order
When a change stubbornly will not show, clear from the visitor inward: browser → caching plugin → host cache → CDN, then regenerate Elementor CSS, then check again in incognito. Do it in that order and you will not chase your own tail. If it survives all of that, the change genuinely is not saving — which points back to the editor-not-saving causes (memory and server limits), not caching.