You need to flush the cache yourself if you have done any of the following.
- Added or deleted plugins.
- Added or deleted widgets.
- Adjusted the permalink settings.
- Uploaded altered CSS, JS, images or other assets.
In the case of the following actions, we automatically flush the cache for your site. We flush the cache when:
- Publishing or deleting a post or page
- Deleting or changing an attachment
- Changing a theme
- Changing the status of a comment (approved, unapproved, trash, spam)