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Filter already applied (Premium)

By Starting Class

If you want to have your elements already filtered, after the page load you add a efc-[your category] class to the ef-area section.
There must be a button with the same efc- class.
So if you want to start the filtering with efc-cats. You have to have a button with a efc-cats class.

By URL

You can also determine what filter is applied with the URL. For example:
You have to just add ?filter=CATEGORY and the category without efc-
You can get Elementor Filter Premium by clicking here.