While there are plugins that can help us manage the length ofour excerpts, it is nice to know how to change the length natively.
In WordPress, excerpt default length is set to 55 words.
It is quite easy to change, all you need to do is modify the default length for the excerpts, we can do this by using excerpt_length filters.
We need to open our functions.php file in our theme and add the following snippet :
That’s it, pretty easy huh?